uric acid has been researched along with ascorbic acid in 942 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 123 (13.06) | 18.7374 |
| 1990's | 194 (20.59) | 18.2507 |
| 2000's | 259 (27.49) | 29.6817 |
| 2010's | 289 (30.68) | 24.3611 |
| 2020's | 77 (8.17) | 2.80 |
| Authors | Studies |
|---|---|
| Galleguillos, P; Lissi, E; López-Alarcón, C; Torres, P | 1 |
| Bodourian, SH; Pesce, MA | 2 |
| Day, BR; Marsh, CA; Williams, DR | 1 |
| Batra, KK; Nelson, JW | 1 |
| Guilbault, GG; Kuan, JC; Kuan, SS | 1 |
| Benes, V; Frantík, E; Horváth, M | 1 |
| Robertson, EA; Van Steirteghem, AC; Young, DS | 1 |
| Appel, W; Blijenberg, GB; Capolaghi, B; Galteau, MM; Heusghem, C; Hjelm, M; Lauer, KL; Le Perron, B; Loppinet, V; Love, C; Royer, RJ; Siest, G; Tognoni, C; Wilding, P | 1 |
| Fossati, P; Prencipe, L | 1 |
| Berger, L; Gerson, CD; Yü, TF | 1 |
| Letellier, G; Vinet, B | 1 |
| Fox, IH; Gershon, SL; Stein, HB | 1 |
| del Arbol, JL | 1 |
| Brown, JM; Grey, PC; Kotzé, JP; Menne, IV; Sommers, DK; Spies, JH | 1 |
| Fox, IH; Hasan, A; Stein, HB | 1 |
| Jerome, H; Kamoun, P; Lafourcade, G | 1 |
| Abdalla, DS; Campa, A; Monteiro, HP | 1 |
| Abraini, JH; Fechtali, T; Rostain, JC | 1 |
| Lewis, BD | 1 |
| Arduini, A; Cadenas, E; Damonti, W; Hochstein, P; Mancinelli, G; Radatti, GL | 1 |
| Heller, A; Maidan, R | 1 |
| Omaye, ST; Shirachi, DY | 1 |
| Ames, BN; Bruener, BA; Cross, CE; Halliwell, B; Jones, DA; Kaur, H; Motchnik, PA | 1 |
| Buescher, ES; McIlheran, SM | 1 |
| Krinsky, NI | 1 |
| Berger, HM; Houdkamp, E; Lentjes, EG; Lindeman, JH; Schrijver, J; van Zoeren-Grobben, D | 1 |
| Degrell, I; Nagy, E | 1 |
| Gratzl, O; Honegger, CG; Landolt, H; Langemann, H; Lutz, TW; Mendelowitsch, A; Stäuble, D | 1 |
| Barja de Quiroga, G; López-Torres, M; Pérez-Campo, R; Rojas, C | 1 |
| De Natale, G; Desole, MS; Enrico, P; Esposito, G; Fresu, L; Miele, E; Miele, M | 1 |
| Beser, E | 1 |
| Kabiersch, A; Kaeser, H; Landolt, H; Langemann, H; Lyrer, P | 1 |
| Gutteridge, JM | 1 |
| Anania, V; De Natale, G; Desole, MS; Enrico, P; Esposito, G; Fresu, L; Miele, E; Miele, M | 1 |
| Davies, KJ; Hochstein, P; Sevanian, A | 3 |
| Berger, HM; Houdkamp, E; Kanhai, HH; Lindeman, JH; Schrijver, J; van Zoeren-Grobben, D | 1 |
| Chirico, S; Davis, M; Kootathep, S; Lunec, J; McConkey, B; Situnayake, RD; Thurnham, DI | 1 |
| Arthur, JR; Duthie, GG; James, WP | 1 |
| Kanofsky, JR; Sima, P | 1 |
| Joseph, MH; Young, AM | 1 |
| Mulholland, CW; Strain, JJ | 1 |
| Godin, DV; Ko, KM | 1 |
| Hodges, H; Joseph, MH | 1 |
| Komuro, E; Minamisawa, S; Niki, E | 1 |
| Htay, HH; Katsumata, Y; Okajima, H; Sato, K; Tamaki, K; Tsutsumi, H | 1 |
| Kunko, PM; Mueller, K | 1 |
| Niki, E; Sato, K; Shimasaki, H | 1 |
| Mueller, K | 2 |
| Hosoda, Y; Kano, S; Nakamura, R; Ohtake, T; Saruta, T; Watanabe, K | 1 |
| Brás, A; Monteiro, C; Rueff, J | 1 |
| Aruoma, OI; Halliwell, B | 1 |
| Honegger, CG; Kabiersch, A; Krenger, W; Langemann, H; Torhorst, J | 2 |
| Barer, D; Ebrahim, S; Leibowitz, R; Neale, R; Pengally, D | 1 |
| Ames, BN; England, L; Frei, B | 1 |
| Ishikawa, M; Itokawa, Y; Kikuchi, H; Kimura, M; Kinuta, Y | 1 |
| Honegger, CG; Krenger, W; Langemann, H | 1 |
| Holler, TP; Hopkins, PB | 1 |
| Castelli, A; Martorana, GE; Meucci, E; Miggiano, GA; Mordente, A; Santini, SA | 1 |
| Maples, KR; Mason, RP | 1 |
| Nunn, V; Smith, RC | 2 |
| Honegger, CG; Kempf, A; Krenger, W; Langemann, H | 1 |
| Knott, PJ; Togasaki, DM; Young, JG | 1 |
| Cai, SL; Wei, KX; Yang, SS | 1 |
| Jayaraman, S; Kumar, KR; Rao, MV | 1 |
| Honymus, G | 1 |
| Komuro, E; Miki, M; Mino, M; Niki, E; Takahashi, M; Yamamoto, K; Yamamoto, Y; Yasuda, H | 1 |
| Rivers, JM | 1 |
| Matsushita, S; Terao, J | 1 |
| Moore, DR; Rikans, LE | 1 |
| el Ganouni, S; Forni, C; Nieoullon, A | 1 |
| Kromhout, D | 1 |
| Everse, J; Lin, H | 1 |
| Barclay, LR; Burton, GW; Ingold, KU; Locke, SJ; Wayner, DD | 1 |
| Haskett, C; Mueller, K | 1 |
| Iriyama, K; Iwamoto, T; Kamada, Y; Matsuzaki, H; Mizuno, A; Nozawa, H; Yoshiura, M | 1 |
| Davies, KJ; Hochstein, P; Muakkassah-Kelly, SF; Sevanian, A | 1 |
| Goshima, N; Miura, K; Wadano, A | 1 |
| Aoki, T; Iriyama, K; Iwamoto, T; Yoshiura, M | 2 |
| Pacáková, V; Stulík, K | 1 |
| Cutler, RG | 2 |
| Hunt, NH; Stocker, R; Weidemann, MJ | 1 |
| Hudec, J; Neshyba, P | 1 |
| Burton, GW; Ingold, KU; Locke, S; Wayner, DD | 1 |
| Coufal, Z; Neshyba, P | 1 |
| Church, DF; Giamalva, D; Pryor, WA | 1 |
| Davis, W; Kibbey, AH | 1 |
| Olitzki, AL | 1 |
| Glazigna, L; Maina, G; Rumney, G | 1 |
| Rahman, MA | 1 |
| Busch, EW; Huth, K; Szasz, G | 1 |
| Meites, S; Saniel-Banrey, K | 1 |
| Abram, HS; Brill, AB; Dean, R; Scott, HW; Shull, HJ; Webb, W; Younger, RK | 1 |
| Gambino, SR; Lum, G | 1 |
| Jacobi, O | 1 |
| Chinay, NJ; Mojamdar, MV; Shah, VC; Sharma, KS | 1 |
| Meites, S; Roach, RW; Thompson, C | 1 |
| Felice, LJ; Kissinger, PT; Pachla, LA; Riggin, RM; Wenke, DC | 1 |
| Rerup, CC | 1 |
| Gault, MH; Hebert, MA; Singh, HP | 1 |
| Malaisse, W; Malaisse-Lagae, F | 1 |
| Baczyk, S; Duczmal, L | 1 |
| Gochman, N; Schmitz, JM | 1 |
| Faber, M; Glavind, J | 1 |
| Alkemade, GM; Koevoet, AL; van der Harst, P; van der Slik, W; van Neerbos, BR | 1 |
| Kato, T | 2 |
| Proctor, P | 1 |
| Alam, MJ; Rahman, MA | 1 |
| Kageyama, N | 1 |
| Adams, EC; Mattenhelmer, H | 1 |
| Ackerman, E; Molnar, GD; Pfaff, KJ; Rosevear, JW; Service, FJ | 1 |
| Caraway, WT | 1 |
| Tengström, B | 1 |
| Beyermann, K | 1 |
| Hennen, BK; Partington, MW | 1 |
| Aleksandrovskaia, TN; Smirnova, TA | 1 |
| Marsden, CA; Sharp, T; Ungerstedt, U; Zetterström, T | 1 |
| Aracava, Y; Deslauriers, R; Phadke, R; Schreier, S; Smith, IC | 1 |
| Heckly, RJ; Quay, J | 1 |
| Kittridge, KJ; Willson, RL | 1 |
| Lam, KW; Lee, P; Liu, KM; Swann, D | 1 |
| Cai, SL | 1 |
| Iriyama, K; Iwamoto, T; Ozaki, Y; Yoshiura, M | 1 |
| Butler, J; Hoey, BM | 1 |
| Berkes, I; Majkić-Singh, N; Said, BA; Spasić, S | 1 |
| Allawi, N; Bentley, M; Costello, J; Fituri, N | 1 |
| Hatch, LL; Sevanian, A | 1 |
| Foster, MG; Wright, LA | 1 |
| Basu, TK; Dickerson, JW; Sutton, JL | 1 |
| Ames, BN; Cathcart, R; Hochstein, P; Schwiers, E | 1 |
| Cheraskin, E; Ringsdorf, WM | 1 |
| Elliott, HC | 1 |
| Louzenský, G; Neshyba, P | 1 |
| Borden, M; Kaufman, IA; Nyhan, WL; Stapleton, FB | 1 |
| Berti, G; Fossati, P; Prencipe, L | 1 |
| Green, DJ; Perlman, RL | 1 |
| Neshyba, P | 1 |
| Johnson, MW; Kirshenbaum, JM; Lopez, RE; Mitch, WE | 1 |
| Cross, CE; Eiserich, JP; Halliwell, B; van der Vliet, A | 1 |
| Eccles, R; Housley, DG; Kelly, FJ; Mudway, I; Richards, RJ | 1 |
| Barja, G; Cadenas, S; López-Torres, M; Pérez-Campo, R; Rojas, C | 5 |
| Dev, BR; Freed, CR; Mason, PA | 1 |
| Jackson, P; Lightbody, JH; Loughrey, CM; McNamee, PT; Young, IS | 1 |
| Desole, MS; Esposito, G; Fresu, L; Miele, E; Miele, M; Migheli, R; Sircana, S; Zangani, D | 1 |
| Costa, DL; Crissman, K; Dreher, KL; Hatch, GE; Kodavanti, UP | 1 |
| Goto, Y; Kishi, J; Mori, T; Noda, Y; Nonogaki, T | 1 |
| Cross, CE; Eiserich, JP; O'Neil, CA; Van der Vliet, A | 1 |
| Desole, MS; Esposito, G; Fresu, LG; Grella, G; Miele, E; Miele, M; Migheli, R; Sircana, S; Zangani, D | 1 |
| Miki, M; Mino, M; Ogihara, H; Ogihara, T; Yasuda, H | 1 |
| Desole, MS; Esposito, G; Fresu, GL; Miele, M; Migheli, R; Sircana, S; Zangani, D | 1 |
| Friesleben, HJ; Fuchs, J; Ochsendorf, FR; Thiele, JJ | 1 |
| Ames, BN; Motchnik, P; Shigenaga, M; Youngman, LD | 1 |
| Mulchandani, A; Rudolph, DC | 1 |
| Ames, BN; Frei, B; Motchnik, PA | 1 |
| Barja, G; Hernanz, A | 1 |
| Galley, PT; Murphy, LJ | 1 |
| Blann, A; Holder, R; Maxwell, SR; Thomason, H; Thorpe, GH; Tse, WY; Waite, M | 1 |
| Gratzl, O; Landolt, H; Langemann, H; Probst, A | 1 |
| Bode, AM; Rose, RC | 1 |
| Azzini, E; Ferro-Luzzi, A; Ghiselli, A; Maiani, G; Serafini, M | 1 |
| De Natale, G; Desole, MS; Enrico, P; Esposito, G; Fresu, L; Miele, E; Miele, M; Migheli, R | 1 |
| Ross, MA | 1 |
| Gratzl, O; Landolt, H; Langemann, H; Mendelowitsch, A | 1 |
| Lewin, G; Popov, IN | 1 |
| Berger, HM; Brand, R; Houdkamp, E; Lindeman, JH; Schrijver, J; van Zoeren-Grobben, D | 1 |
| De Natale, G; Desole, MS; Esposito, G; Fresu, L; Miele, E; Miele, M; Migheli, R | 1 |
| Kirkkola, AL; Metsä-Ketelä, T; Rorarius, M; Tuimala, RJ; Uotila, JT | 1 |
| Krug, D; Kunko, PM; Mueller, K; Saponjic, RM | 1 |
| Minetti, M; Pietraforte, D; Soriani, M | 1 |
| Badrick, T; Freemantle, J; Freemantle, MJ | 1 |
| Higuchi, M; Inoue, K; Takeuchi, N; Umegaki, K | 1 |
| Church, WH; Ward, VL | 1 |
| Amemiya, S; Asayama, K; Dobashi, K; Hayashibe, H; Kato, K; Nakane, T; Nakazawa, S; Uchida, N | 1 |
| Gosh, R; Kiran, R; Pendse, AK; Singh, PP; Surana, SS | 1 |
| Burrin, JM; Price, CP; Sylvester, EC | 1 |
| LeClair, IO; Ma, YS; Stone, WL | 1 |
| Cole, OJ; Edwards, CH; Johnson, AA; Jones, S; Knight, EM; Laryea, H; Oyemade, UJ; West, W; Westney, LS; Westney, OE | 1 |
| Barja, G; Cadenas, S; López-Torres, M; Pamplona, R; Pérez-Campo, R; Prat, J; Rojas, C | 1 |
| Cross, CE; Halliwell, B; Hu, ML; Kaur, H; Louie, S; O'Neill, CA; van der Vliet, A | 1 |
| Jakeman, P; Leguen, C; Maxwell, SR; Thomason, H; Thorpe, GH | 1 |
| Reiber, H; Ruff, M; Uhr, M | 1 |
| De Natale, G; Desole, MS; Enrico, P; Esposito, G; Fresu, L; Grella, G; Miele, E; Miele, M | 1 |
| Bose, TK; Das, BS; Mishra, SK; Mohanty, D; Mohanty, S; Patnaik, JK; Satpathy, SK | 1 |
| Forte, TM; Knoff, LJ; Krauss, RM; Kuypers, FA; McCall, MR; Tribble, DL; van den Berg, JJ | 1 |
| Guo, XR | 1 |
| Banno, T; Kashiwamata, S; Keino, H; Mimura, S; Nagae, H | 1 |
| Church, WH; McGinty, JF; Ward, VL | 1 |
| Ames, BN; Motchnik, PA; Sies, H; Stocker, R; Wagner, JR | 1 |
| Luong, JH; Male, KB | 1 |
| Alessio, HM; Cao, G; Cutler, RG | 1 |
| Brown, RK; Kelly, FJ; Langley, SC | 1 |
| Fernandez, Y; Mitjavila, MT; Mitjavila, S; Muntané, J; Puig-Parellada, P | 1 |
| Biddle, L; Blumberg, JB; Burrill, J; Cannon, JG; Evans, WJ; Fiatarone, MA; Fielding, RA; Handelman, G; Meydani, M; Meydani, SN | 1 |
| Arthur, JR; Beattie, JA; Brown, KM; Duthie, GG; James, WP; Morrice, PC; Robertson, JD; Shortt, CT; Walker, KA | 1 |
| Bidani, A; Jacobson, LM; Langford, SD; Postlethwait, EM | 1 |
| Elekes, O; Korf, J; Moscone, D; Venema, K | 1 |
| Benzie, IF | 2 |
| Aejmelaeus, R; Alho, H; Laippala, P; Metsä-Ketelä, T | 1 |
| Augusto, O; Junqueira, VB; Santos, AM; Vásquez-Vivar, J | 1 |
| de Angelis, RC; Klemps, I; Scialfa, JH; Terra, IC | 1 |
| Kobuchi, H; Matsugo, S; Packer, L; Traber, MG; Tritschler, HJ; Yan, LJ | 1 |
| de Fouw, NJ; Mathot, JN; Tijburg, LB; Wiseman, SA | 1 |
| Kamien, M | 1 |
| Fry, JR; Marsden, CA; Singh, G; Waterfall, AH | 1 |
| Lissi, EA; Pascual, C; Romay, C | 1 |
| Barja, G; Cadenas, S; Herrero, A; Méndez, J; Rojas, C | 1 |
| Brown, RK; Kelly, FJ; Price, JF; Wyatt, H | 1 |
| Forster, J; Layton, ME; Wood, JG; Yan, ZY | 1 |
| Ahonen, JP; Alho, H; Latvala, M; Lönnrot, K; Metsä-Ketelä, T; Molnár, G; Peltola, J; Pietilä, T | 1 |
| Krawczyñski vel Krawczyk, T; Lewenstam, M; Moszczynska, A; Trojanowicz, M | 1 |
| Aksu, TA; Aydin, M; Demir, AY; Gümüşlü, S; Yeşilkaya, A; Yücel, G | 1 |
| Alessandri, B; Landolt, H; Langemann, H | 1 |
| Alessandri, B; Bächli, H; Gratzl, O; Landolt, H; Langemann, H; Mendelowitsch, A | 1 |
| Cooney, J; Ha, TK; Lean, ME; O'Reilly, DS; Sattar, N; Simpson, K; Talwar, D | 1 |
| Datta, AK; Eccles, R; Housley, D; Kelly, FJ; Mudway, IS; Richards, RJ; Tetley, TD | 1 |
| Blomberg, A; Frew, A; Holgate, ST; Kelly, FJ; Sandstrom, T | 1 |
| Berry, EM; Chevion, S; Kitrossky, N; Kohen, R | 1 |
| Lewis, SE; Sterling, ES; Thompson, W; Young, IS | 1 |
| Hoehler, D; Marquardt, RR | 1 |
| Abou-Seif, MA | 1 |
| Minetti, M; Pietraforte, D | 2 |
| De Natale, G; Desole, MS; Enrico, P; Esposito, G; Fresu, L; Miele, E; Miele, M; Mura, MA | 1 |
| Bartoli, E; Bortolotti, N; Ceriello, A; Crescentini, A; Falleti, E; Lizzio, S; Motz, E; Russo, A; Taboga, C; Tonutti, L | 1 |
| Kaikkonen, J; Nyyssönen, K; Porkkala-Sarataho, E; Salonen, JT | 1 |
| Miller, NJ; Rice-Evans, CA | 1 |
| Bechara, EJ; Costa, CA; Demasi, M; Llesuy, S; Pascual, C | 1 |
| Aejmelaeus, RT; Alho, HE; Hervonen, AL; Holm, P; Kaukinen, U; Laippala, P; Metsä-Ketelä, TJ | 1 |
| Cotgrove, M; Kelly, FJ; Mudway, IS | 1 |
| Aejmelaeus, R; Alho, H; Hervonen, A; Ketelä, TM; Pirttilä, T | 1 |
| Layton, ME; Pazdernik, TL; Samson, FE; Wagner, JK | 1 |
| Gülmezoğlu, AM; Hofmeyr, GJ; Oosthuisen, MM | 1 |
| Berger, HM; de Beaufort, AJ; Dubbelman, TM; Haasnoot, AA; Moison, RM; van Zoeren-Grobben, D | 1 |
| Kelly, FJ; Tetley, TD | 1 |
| Barnett, AH; Baxter, MA; Jones, AF; Leguen, C; Maxwell, SR; Sandler, D; Thomason, H; Thorpe, GH | 1 |
| Gogia, R; Richer, SP; Rose, RC | 2 |
| Beal, MF; Frei, B; Koroshetz, WJ; Ogilvy, CS; Polidori, MC; Rordorf, G | 1 |
| Beisiegel, U; Gercken, G; Karten, B; Kontush, A | 1 |
| Bortolotti, N; Ceriello, A; Crescentini, A; Giacomello, R; Motz, E; Pirisi, M; Russo, A; Stel, G; Taboga, C; Tonutti, L | 1 |
| Hirano, R; Igarashi, O; Itakura, H; Iwamoto, T; Kondo, K | 1 |
| Niki, E; Noguchi, N | 1 |
| De Natale, G; Desole, MS; Enrico, P; Esposito, G; Miele, E; Miele, M; Migheli, R; Mura, MA; Serra, PA | 1 |
| Gibson, A; Lilley, E | 1 |
| Becchi, M; Brazier, JL; Desage, M; Francina, A; Guilluy, R; Lacan, P; Lamrini, R; Michon, J | 1 |
| Blanchard, KA; Dugas, AJ; Fong, JH; Regoli, F; Winston, GW | 1 |
| Hirano, K; Imanishi, M; Kim, HS; Mino, M; Ogihara, H; Ogihara, T; Okamoto, R; Tamai, H | 1 |
| Kelly, FJ; Mudway, IS | 1 |
| Christison, JK; Fragonas, JC; Hunt, NH; Iheanacho, E; Neuzil, J; Stocker, R; Zammit, V | 1 |
| Barron, Y; Jampel, HD; Lam, KW; Moon, JI; Quigley, HA | 1 |
| Hirata, T; Sakaguchi, M; Terao, J; Xue, C; Yu, G | 1 |
| Hankins, JS; Murtaugh, MA; Piccione, W; Tangney, CC | 1 |
| Blomberg, A; Frew, AJ; Holgate, ST; Kelly, FJ; Rudell, B; Sainsbury, C; Sandström, T | 1 |
| Bottje, WG; Dunster, C; Kelly, FJ; Mudway, I; Wang, S; Williams, A | 1 |
| Bortolotti, N; Ceriello, A; Crescentini, A; Ezsol, Z; Lizzio, S; Motz, E; Russo, A; Taboga, C; Tonutti, L | 1 |
| Cao, G; Prior, RL | 2 |
| De Natale, G; Desole, MS; Enrico, P; Esposito, G; Miele, E; Miele, M; Migheli, R; Mura, MA; Serra, P | 1 |
| Hughes, CM; Lewis, SE; McKelvey-Martin, VJ; Thompson, W | 1 |
| Desage, M; Francina, A; Guitton, J; Lacan, P; Lamrini, R; Tinardon, F | 1 |
| Layton, ME; Pazdernik, TL; Samson, FE | 1 |
| Landray, MJ; Maxwell, SR; Nuttall, SL; Thorpe, GH | 1 |
| Bortolotti, N; Ceriello, A; Crescentini, A; Lizzio, S; Motz, E; Russo, A; Taboga, C; Tonutti, L | 1 |
| Alho, H; Harmoinen, A; Knip, M; Lehtimäki, T; Leinonen, JS | 1 |
| Richer, SP; Rose, RC | 1 |
| Pappa- Louisi, A; Pascalidou, S | 1 |
| Alho, H; Koivula, T; Lehtimäki, T; Leinonen, J; Pasternack, A; Rantalaiho, V; Wirta, O | 1 |
| Beers, KW; Bottje, WG; Cawthon, D; Wang, S | 1 |
| Chen, HW; Chen, SC; Lii, CK; Liu, CS; Wei, YH | 1 |
| Babenkova, IV; Kapitanov, AB; Klebanov, GI; Lewin, G; Lyubitsky, OB; Nesterova, OA; Popov, IN; Vasil'eva, OV; Zhambalova, BA | 1 |
| Alho, H; Erhola, M; Kellokumpu-Lehtinen, P; Metsä-Ketelä, T; Nieminen, MM; Ojala, A | 1 |
| Deli, G; Littarru, C; Littarru, GP; Luciani, G; Meucci, E; Tazza, L | 1 |
| Fukunaga, K; Kubota, K; Miura, T; Ohgiya, S; Shinriki, N; Suzuki, T; Takama, K | 1 |
| Aldini, G; Berti, F; Bombardelli, E; Carini, M; Facino, RM; Morazzoni, P; Rossoni, G | 1 |
| Basílico, MJ; Brites, FD; Christiansen, MG; Evelson, PA; Llesuy, SF; Nicol, MF; Wikinski, RW | 1 |
| Fujisawa, A; Hara, K; Ishiwa, S; Ogawa, T; Yamamoto, Y; Yamashita, S | 1 |
| Abuja, PM | 1 |
| Bozkir, A; Güngört, A; Simşek, B; Torun, M | 1 |
| Batinić-Haberle, I; Ferrer-Sueta, G; Fridovich, I; Radi, R; Spasojević, I | 1 |
| Anderson, BA; Kelly, FJ; Kjellström, C; Riise, GC; Scherstén, H; Williams, A | 1 |
| Azenabor, AA; Hoffman-Goetz, L | 1 |
| Abrescia, P; Balestrieri, M; Cassano, E; Tosto, L; Zicarelli, L | 1 |
| Berry, EM; Chevion, S; Or, R | 1 |
| Yamamoto, Y; Yamashita, S | 1 |
| Descamps-Latscha, B; Drüeke, TB; Lacour, B; Lambrey, G; Massy, ZA; Nguyen-Khoa, T; Thévenin, M; Touam, M; Witko-Sarsat, V | 1 |
| Premalatha, B; Sachdanandam, P | 1 |
| Blomberg, A; Frew, AJ; Holgate, ST; Kelly, FJ; Mudway, IS; Sandström, T | 1 |
| Nave, B; Ott, R; Severin, E; Ständer, M; Traupe, H | 1 |
| Bérubé, KA; Kelly, FJ; Mudway, IS; Murphy, S; Richards, R; Zielinski, H | 1 |
| Jefferies, TM; Notarianni, LJ; Potts, RJ | 1 |
| Dilek, K; Ersoy, A; Güllülü, M; Yavuz, M; Yurtkuran, M | 1 |
| Canbaz, M; Selçuki, D; Vural, P | 1 |
| Kohen, R; Ornoy, A; Zaken, V | 1 |
| Cross, CE; Packer, L; Thiele, JJ; Weber, SU | 1 |
| Ito, A; Mikami, T; Yoshino, Y | 1 |
| Arlt, S; Beisiegel, U; Finckh, B; Kontush, A | 1 |
| Cheng, ML; Chiu, DT; Liu, TZ; Lu, FJ | 1 |
| Katayama, Y; Kayamori, Y; Urata, T | 1 |
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27 review(s) available for uric acid and ascorbic acid
| Article | Year |
|---|---|
Mechanism of action of biological antioxidants.
Topics: Animals; Antioxidants; Ascorbic Acid; Bilirubin; Carotenoids; Extracellular Space; Free Radicals; Glutathione Peroxidase; Humans; Metalloproteins; Oxidation-Reduction; Quinones; Superoxide Dismutase; Uric Acid; Vitamin E | 1992 |
Serum urate as an antioxidant for ascorbic acid.
Topics: Animals; Antioxidants; Ascorbic Acid; Erythrocyte Membrane; Ferric Compounds; Humans; Iron Chelating Agents; Oxidation-Reduction; Peroxides; Uric Acid | 1991 |
Safety of high-level vitamin C ingestion.
Topics: Absorption; Adaptation, Physiological; Ascorbic Acid; Humans; Iron; Mutation; Oxalates; Oxalic Acid; Uric Acid; Vitamin B 12 | 1987 |
Electrochemical detection in HPLC. Part 2. Applications.
Topics: Amines; Ascorbic Acid; Catecholamines; Chemical Phenomena; Chemistry; Chromatography, High Pressure Liquid; Electrochemistry; Enzymes; Nitrosamines; Phenols; Sulfur; Tryptophan; Tyrosine; Uric Acid | 1985 |
Antioxidants and longevity of mammalian species.
Topics: Aging; Animals; Antioxidants; Ascorbic Acid; Body Temperature; Brain; Carotenoids; Catalase; Ceruloplasmin; Cytochrome P-450 Enzyme System; Glutathione; Glutathione Peroxidase; Glutathione Transferase; Humans; Life Expectancy; Liver; Longevity; Mammals; Phylogeny; Primates; Species Specificity; Superoxide Dismutase; Uric Acid; Vitamin E | 1985 |
Drugs producing diabetes through damage of the insulin secreting cells.
Topics: Adrenalectomy; Animals; Anti-Bacterial Agents; Ascorbic Acid; Blood Glucose; Chelating Agents; Chemical Phenomena; Chemistry; Diabetes Mellitus; Diet; Drug Antagonism; Drug Synergism; Glucose; Hypophysectomy; Insulin; Islets of Langerhans; Liver Glycogen; Rabbits; Rats; Thiocarbamates; Tolbutamide; Uric Acid | 1970 |
Nutritional aspects of urolithiasis.
Topics: Adult; Ascorbic Acid; Calcium Oxalate; Diet; Humans; Magnesium; Male; Nutritional Physiological Phenomena; Pyridoxine; Risk; Uric Acid; Urinary Calculi | 1981 |
Evolution of antioxidant defence mechanisms.
Topics: Adaptation, Biological; Aging; Antioxidants; Ascorbic Acid; Atmosphere; Biological Evolution; Chronic Disease; Diet; Evolution, Planetary; Humans; Mutation; Oxidative Stress; Oxygen; Superoxide Dismutase; Uric Acid | 2000 |
The antioxidant network of the stratum corneum.
Topics: Aging; Air Pollutants; Animals; Antioxidants; Arm; Ascorbic Acid; Benzoyl Peroxide; Catalase; Cheek; Epidermis; Glutathione; Guinea Pigs; Humans; Keratinocytes; Lipid Peroxidation; Oxidants; Ozone; Photochemistry; Proteins; Radiation Injuries; Sebum; Squalene; Ultraviolet Rays; Uric Acid; Vitamin E | 2001 |
Flow-through chemiluminescence sensor using immobilized oxidases for the selective determination of L-glutamate in a flow-injection system.
Topics: Ascorbic Acid; Enzymes, Immobilized; Flow Injection Analysis; Glutamic Acid; Glutathione; Luminescent Measurements; Oxidoreductases; Uric Acid | 2001 |
Potential markers of oxidative stress in stroke.
Topics: Aldehydes; Animals; Antioxidants; Ascorbic Acid; Biomarkers; DNA Damage; Free Radicals; Humans; Lipid Peroxidation; Malondialdehyde; Oxidation-Reduction; Oxidative Stress; Prognosis; Reactive Oxygen Species; Stroke; Superoxide Dismutase; Thiobarbituric Acid Reactive Substances; Uric Acid | 2005 |
Micronutrient and urate transport in choroid plexus and kidney: implications for drug therapy.
Topics: Animals; Ascorbic Acid; Biological Transport; Blood-Brain Barrier; Choroid Plexus; Folic Acid; Humans; Inositol; Kidney Tubules; Organic Anion Transporters; Organic Anion Transporters, Sodium-Independent; Organic Cation Transport Proteins; Riboflavin; Uric Acid | 2006 |
Clinical oxidation parameters of aging.
Topics: 8-Hydroxy-2'-Deoxyguanosine; Aging; Aldehydes; Amino Acids, Branched-Chain; Antioxidants; Ascorbic Acid; Biomarkers; Deoxyguanosine; DNA Adducts; F2-Isoprostanes; Glutathione; Glutathione Peroxidase; Humans; Lipid Peroxidation; Lipofuscin; Oxidation-Reduction; Oxidative Stress; Superoxide Dismutase; Telomere; Thiobarbituric Acid Reactive Substances; Uric Acid; Vitamin A; Vitamin E | 2006 |
The planetary biology of ascorbate and uric acid and their relationship with the epidemic of obesity and cardiovascular disease.
Topics: Animals; Antioxidants; Ascorbic Acid; Biological Evolution; Blood Pressure; Cardiovascular Diseases; Disease Outbreaks; Humans; L-Gulonolactone Oxidase; Models, Biological; Mutation; Obesity; Primates; Urate Oxidase; Uric Acid | 2008 |
Lessons from comparative physiology: could uric acid represent a physiologic alarm signal gone awry in western society?
Topics: Animals; Antioxidants; Ascorbic Acid; Blood Pressure; Evolution, Molecular; Fasting; Fructose; Gout; Humans; Inflammation Mediators; Insulin Resistance; Metabolic Syndrome; Models, Biological; Starvation; Urate Oxidase; Uric Acid; Weight Gain | 2009 |
Effect of oral vitamin C supplementation on serum uric acid: a meta-analysis of randomized controlled trials.
Topics: Administration, Oral; Adolescent; Adult; Aged; Aged, 80 and over; Ascorbic Acid; Biomarkers; Dietary Supplements; Down-Regulation; Evidence-Based Medicine; Female; Humans; Hyperuricemia; Male; Middle Aged; Randomized Controlled Trials as Topic; Uric Acid; Young Adult | 2011 |
Recent advances in management of gout.
Topics: Adrenal Cortex Hormones; Alcohol Drinking; Allopurinol; Anti-Inflammatory Agents, Non-Steroidal; Antibodies, Monoclonal; Antibodies, Monoclonal, Humanized; Antirheumatic Agents; Ascorbic Acid; Colchicine; Comorbidity; Cryotherapy; Diet; Dose-Response Relationship, Drug; Febuxostat; Fructose; Gout; Gout Suppressants; Humans; Interleukin 1 Receptor Antagonist Protein; Polyethylene Glycols; Purines; Receptors, Interleukin-1; Recombinant Fusion Proteins; Thiazoles; Urate Oxidase; Uric Acid; Uricosuric Agents; Vitamins; Xanthine Oxidase | 2012 |
The association of vitamin C, alcohol, coffee, tea, milk and yogurt with uric acid and gout.
Topics: Animals; Ascorbic Acid; Coffee; Culture; Diet; Ethanol; Feeding Behavior; Female; Global Health; Gout; Humans; Life Style; Male; Milk; Risk Factors; Sex Factors; Tea; Uric Acid; Yogurt | 2015 |
A Meta-Analysis of Oxidative Stress Markers in Depression.
Topics: Albumins; Antidepressive Agents; Antioxidants; Aryldialkylphosphatase; Ascorbic Acid; Biomarkers; Case-Control Studies; Cross-Sectional Studies; Depression; Depressive Disorder; F2-Isoprostanes; Humans; Lipid Peroxidation; Lipoproteins, HDL; Malondialdehyde; Oxidative Stress; Uric Acid | 2015 |
Engineered Carbon-Nanomaterial-Based Electrochemical Sensors for Biomolecules.
Topics: Ascorbic Acid; Biosensing Techniques; DNA; Dopamine; Electrochemical Techniques; Electrodes; Glucose; Graphite; Humans; Hydrogen Peroxide; Limit of Detection; MicroRNAs; Nanotubes, Carbon; Uric Acid | 2016 |
Markers of oxidative damage to lipids, nucleic acids and proteins and antioxidant enzymes activities in Alzheimer's disease brain: A meta-analysis in human pathological specimens.
Topics: Alzheimer Disease; Antioxidants; Ascorbic Acid; Biomarkers; Brain; Case-Control Studies; Glutathione; Humans; Lipid Metabolism; Lipids; Nucleic Acids; Oxidative Stress; Prognosis; Tocopherols; Uric Acid | 2018 |
Progress in utilisation of graphene for electrochemical biosensors.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Enzymes, Immobilized; Glucose; Glucose Oxidase; Graphite; Horseradish Peroxidase; Hydrogen Peroxide; Limit of Detection; Uric Acid | 2018 |
Could the biomarker levels in saliva help distinguish between healthy implants and implants with peri-implant disease? A systematic review.
Topics: Antioxidants; Ascorbic Acid; Biomarkers; Dental Implants; Diagnosis, Differential; Humans; Interleukin-1beta; Interleukin-6; Peri-Implantitis; Saliva; Uric Acid | 2018 |
Nanomaterials-Based Nanosensors for the Simultaneous Electrochemical Determination of Biologically Important Compounds: Ascorbic Acid, Uric Acid, and Dopamine.
Topics: Ascorbic Acid; Dopamine; Electrochemistry; Humans; Nanostructures; Nanotechnology; Uric Acid | 2019 |
The effects of fruit consumption in patients with hyperuricaemia or gout.
Topics: Ascorbic Acid; Dietary Fiber; Fructose; Fruit; Fruit and Vegetable Juices; Gout; Humans; Hyperuricemia; Prunus avium; Uric Acid | 2019 |
Association between Oral vitamin C supplementation and serum uric acid: A meta-analysis of randomized controlled trials.
Topics: Aged; Ascorbic Acid; Dietary Supplements; Humans; Randomized Controlled Trials as Topic; Uric Acid; Vitamins | 2021 |
Functionalization of Graphene Derivatives with Conducting Polymers and Their Applications in Uric Acid Detection.
Topics: Ascorbic Acid; Carbon; Electrochemical Techniques; Electrodes; Graphite; Oxidation-Reduction; Polymers; Uric Acid | 2022 |
59 trial(s) available for uric acid and ascorbic acid
| Article | Year |
|---|---|
Ascorbic acid and blood lipid and uric acid levels of students.
Topics: Adolescent; Adult; Ascorbic Acid; Cholesterol; Fatty Acids, Nonesterified; Female; Humans; Leukocytes; Lipids; Male; Placebos; Triglycerides; Uric Acid | 1975 |
The effects of short-term vitamin C on plasma bun, uric acid, cholesterol and triglyceride levels.
Topics: Adult; Ascorbic Acid; Blood Urea Nitrogen; Cholesterol; Female; Humans; Male; Reference Values; Sex Characteristics; Triglycerides; Uric Acid | 1991 |
Ascorbic acid and urate in human seminal plasma: determination and interrelationships with chemiluminescence in washed semen.
Topics: Adult; Antioxidants; Ascorbic Acid; Humans; Infertility, Male; Luminescent Measurements; Male; Oligospermia; Oxidation-Reduction; Reactive Oxygen Species; Semen; Uric Acid | 1995 |
Postnatal changes in plasma chain-breaking antioxidants in healthy preterm infants fed formula and/or human milk.
Topics: Aging; Antioxidants; Ascorbic Acid; Bilirubin; Humans; Infant Food; Infant, Newborn; Infant, Premature; Milk, Human; Peroxides; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1994 |
Protective effect of vitamin E on exercise-induced oxidative damage in young and older adults.
Topics: Adult; Aged; Aging; Ascorbic Acid; Exercise; Fatty Acids; Humans; Male; Malondialdehyde; Middle Aged; Muscles; Oxidation-Reduction; Uric Acid; Vitamin E | 1993 |
Antioxidant kinetics in lung lavage fluid following exposure of humans to nitrogen dioxide.
Topics: Adult; Antioxidants; Ascorbic Acid; Bronchi; Bronchoalveolar Lavage Fluid; Bronchoscopy; Double-Blind Method; Female; Glutathione; Humans; Lipid Peroxidation; Male; Malondialdehyde; Middle Aged; Nitrogen Dioxide; Oxidants, Photochemical; Time Factors; Uric Acid | 1996 |
Antioxidants in the treatment of severe pre-eclampsia: an explanatory randomised controlled trial.
Topics: Adolescent; Adult; Allopurinol; Antioxidants; Ascorbic Acid; Double-Blind Method; Drug Monitoring; Drug Therapy, Combination; Female; Humans; Lipid Peroxides; Pre-Eclampsia; Pregnancy; Pregnancy Outcome; Uric Acid; Vitamin E | 1997 |
Nasal cavity lining fluid ascorbic acid concentration increases in healthy human volunteers following short term exposure to diesel exhaust.
Topics: Adult; Antioxidants; Ascorbic Acid; Body Fluids; Bronchi; Bronchoalveolar Lavage Fluid; Cross-Over Studies; Female; Glutathione; Humans; Kinetics; Male; Malondialdehyde; Nasal Cavity; Therapeutic Irrigation; Uric Acid; Vehicle Emissions | 1998 |
Antioxidant defenses in lung lining fluid of broilers: impact of poor ventilation conditions.
Topics: Animals; Antioxidants; Ascorbic Acid; Bronchoalveolar Lavage Fluid; Chickens; Cohort Studies; Diet; Glutathione; Glutathione Disulfide; Housing, Animal; Male; Oxidation-Reduction; Oxidative Stress; Proteins; Uric Acid; Ventilation | 1998 |
Human plasma antioxidant capacity during radiotherapy for lung cancer: a clinical study.
Topics: Adult; Aged; Aged, 80 and over; Antioxidants; Ascorbic Acid; Clinical Protocols; Free Radicals; Humans; Lung Neoplasms; Middle Aged; Peroxides; Predictive Value of Tests; Radiotherapy Dosage; Uric Acid; Vitamin E | 1998 |
Compromised antioxidant status and persistent oxidative stress in lung transplant recipients.
Topics: Adult; Antioxidants; Ascorbic Acid; Bronchoalveolar Lavage Fluid; Cyclosporine; Female; Glutathione; Graft Rejection; Humans; Immunosuppressive Agents; Lung Transplantation; Male; Malondialdehyde; Middle Aged; Oxidative Stress; Proteins; Reference Values; Uric Acid | 1999 |
Antioxidant consumption and repletion kinetics in nasal lavage fluid following exposure of healthy human volunteers to ozone.
Topics: Adult; Albumins; Antioxidants; Ascorbic Acid; Biopsy; Bronchi; Cross-Over Studies; Female; Glutathione; Humans; Male; Mucous Membrane; Nasal Lavage Fluid; Oxidants, Photochemical; Oxidative Stress; Ozone; Peroxidase; Proteins; Single-Blind Method; Superoxide Dismutase; Uric Acid | 1999 |
Antioxidant capacity of the epididymis.
Topics: Antioxidants; Ascorbic Acid; Epididymis; Humans; Male; Sulfhydryl Compounds; Thiobarbituric Acid Reactive Substances; Uric Acid | 1999 |
Does a relationship exist between the urate pool in the body and lipid peroxidation during exercise?
Topics: Adult; Allantoin; Ascorbic Acid; Benzbromarone; Case-Control Studies; Exercise; Humans; Inosine Monophosphate; Lactates; Lipid Peroxidation; Male; Oxidative Stress; Thiobarbituric Acid Reactive Substances; Uric Acid; Uricosuric Agents; Vitamin E | 2000 |
Total free radical trapping antioxidant potential in pre-eclampsia.
Topics: Adolescent; Adult; Antioxidants; Ascorbic Acid; Biomarkers; Female; Free Radicals; Humans; Lipid Peroxidation; Malondialdehyde; Pre-Eclampsia; Predictive Value of Tests; Pregnancy; Pregnancy Trimester, Third; Probability; Reference Values; Sensitivity and Specificity; Uric Acid; Vitamin E | 2000 |
[Cortisol levels in blood of persons with acute myocardial ischemia and myocardial infarction].
Topics: Adult; Aged; Ascorbic Acid; Female; Free Radicals; Humans; Hydrocortisone; Leukocyte Count; Male; Malondialdehyde; Middle Aged; Myocardial Infarction; Myocardial Ischemia; Uric Acid | 1999 |
Moderate consumption of beer, red wine and spirits has counteracting effects on plasma antioxidants in middle-aged men.
Topics: Adult; Alcohol Drinking; Antioxidants; Ascorbic Acid; Carotenoids; Chronic Disease; Cross-Over Studies; Diet; Glutathione Peroxidase; Glutathione Reductase; Humans; Male; Middle Aged; Superoxide Dismutase; Uric Acid; Vitamin E | 2000 |
Interactions between vitamins C and E in human subjects.
Topics: Adult; Ascorbic Acid; Cholesterol; Cross-Over Studies; Double-Blind Method; Drug Interactions; Female; Fibrinogen; Glutathione Peroxidase; Humans; Male; Triglycerides; Uric Acid; Vitamin E | 2000 |
Antioxidative efficacy of parallel and combined supplementation with coenzyme Q10 and d-alpha-tocopherol in mildly hypercholesterolemic subjects: a randomized placebo-controlled clinical study.
Topics: Aged; Antioxidants; Ascorbic Acid; Coenzymes; Dietary Supplements; Double-Blind Method; Drug Interactions; Female; Humans; Hypercholesterolemia; Lipid Peroxidation; Lipoproteins, LDL; Male; Middle Aged; Placebos; Ubiquinone; Uric Acid; Vitamin E | 2000 |
Antioxidant profile and early outcome in stroke patients.
Topics: Aged; Analysis of Variance; Antioxidants; Ascorbic Acid; Brain Ischemia; Chromatography, High Pressure Liquid; Disease Progression; Erythrocytes; Female; Glutathione Peroxidase; Humans; Longitudinal Studies; Male; Oxidative Stress; Severity of Illness Index; Spectrophotometry; Stroke; Superoxide Dismutase; Treatment Outcome; Uric Acid; Vitamin A; Vitamin E | 2000 |
Effect of dietary supplements containing antioxidants on attenuation of muscle damage in exercising sled dogs.
Topics: Animals; Antioxidants; Ascorbic Acid; Body Weight; Cholesterol; Creatine Kinase; Dietary Supplements; Dogs; Health Status; Muscles; Physical Conditioning, Animal; Triglycerides; Uric Acid; Vitamin A; Vitamin E | 2000 |
Plasma vitamin C levels are decreased and correlated with brain damage in patients with intracranial hemorrhage or head trauma.
Topics: Adult; Antioxidants; Ascorbic Acid; Biomarkers; Brain; Craniocerebral Trauma; Female; Glasgow Coma Scale; Humans; Intracranial Hemorrhages; Male; Middle Aged; Oxidative Stress; Predictive Value of Tests; Severity of Illness Index; Tomography, X-Ray Computed; Ubiquinone; Uric Acid; Vitamin E | 2001 |
Systemic uric acid administration increases serum antioxidant capacity in healthy volunteers.
Topics: Adult; Antioxidants; Ascorbic Acid; Creatinine; Double-Blind Method; Female; Free Radical Scavengers; Humans; Male; Oxidative Stress; Placebos; Uric Acid | 2001 |
Oxidative stress in athletes during extreme endurance exercise.
Topics: Adult; Ascorbic Acid; Exercise; F2-Isoprostanes; Female; Humans; Lipid Peroxidation; Lipids; Male; Middle Aged; Oxidative Stress; Physical Endurance; Sports; Uric Acid; Vitamin E | 2001 |
Smoking a single cigarette rapidly reduces combined concentrations of nitrate and nitrite and concentrations of antioxidants in plasma.
Topics: Adult; Antioxidants; Ascorbic Acid; Cross-Over Studies; Cysteine; Humans; Methionine; Nitrates; Nitrites; Smoking; Time Factors; Uric Acid | 2002 |
Influence of vitamin C supplementation on oxidative and immune changes after an ultramarathon.
Topics: Administration, Oral; Ascorbic Acid; Blood Glucose; Cytokines; Dietary Carbohydrates; Dietary Fats; Dietary Supplements; Energy Intake; F2-Isoprostanes; Female; Heart Rate; Humans; Hydrocortisone; Immune System; Insulin; Leukocyte Count; Lipid Peroxides; Lymphocyte Activation; Male; Middle Aged; Oxidation-Reduction; Physical Exertion; Running; Uric Acid | 2002 |
Effect of ascorbate on serum lipids and urate metabolism during exhaustive training.
Topics: Adult; Ascorbic Acid; Cholesterol, HDL; Cholesterol, LDL; Double-Blind Method; Exercise; Humans; Lipids; Male; Uric Acid | 2004 |
Plasma antioxidants are similarly depleted in mild cognitive impairment and in Alzheimer's disease.
Topics: Aged; Aged, 80 and over; Alzheimer Disease; Antioxidants; Apolipoproteins E; Ascorbic Acid; Carotenoids; Cognition Disorders; Erythrocytes; Female; Glutathione Peroxidase; Humans; Male; Matched-Pair Analysis; Oxidative Stress; Plasma; Reference Values; Superoxide Dismutase; Uric Acid; Vitamin A; Vitamin E | 2003 |
The effect of sulphurous air pollutant exposures on symptoms, lung function, exhaled nitric oxide, and nasal epithelial lining fluid antioxidant concentrations in normal and asthmatic adults.
Topics: Adult; Air Pollutants; Ammonium Sulfate; Antioxidants; Ascorbic Acid; Asthma; Double-Blind Method; Female; Forced Expiratory Volume; Humans; Male; Nasal Mucosa; Nitric Oxide; Sulfur Dioxide; Sulfuric Acids; Uric Acid | 2003 |
Comparison of spectrophotometric and enhanced chemiluminescent assays of serum antioxidant capacity.
Topics: Adult; Antioxidants; Ascorbic Acid; Cross-Over Studies; Double-Blind Method; Female; Humans; Luminescent Measurements; Male; Sensitivity and Specificity; Spectrophotometry; Uric Acid | 2003 |
Decreased levels of plasma vitamin C and increased concentrations of inflammatory and oxidative stress markers after stroke.
Topics: Aged; Antioxidants; Ascorbic Acid; Biomarkers; Brain Ischemia; C-Reactive Protein; Chemokine CCL2; Cytokines; Diet; Dinoprost; Humans; Inflammation Mediators; Intercellular Adhesion Molecule-1; Middle Aged; Neuropsychological Tests; Nutritional Status; Oxidative Stress; Prostaglandins; Reference Values; Stroke; Time Factors; Uric Acid; Vitamin E | 2004 |
Antioxidant supplementation prevents exercise-induced lipid peroxidation, but not inflammation, in ultramarathon runners.
Topics: Adolescent; Adult; alpha-Tocopherol; Antioxidants; Ascorbic Acid; C-Reactive Protein; Dietary Supplements; Exercise; F2-Isoprostanes; Female; Humans; Inflammation; Interleukin-6; Lipid Peroxidation; Male; Middle Aged; Running; Tumor Necrosis Factor-alpha; Uric Acid; Vitamin E | 2004 |
Antioxidant supplementation and nasal inflammatory responses among young asthmatics exposed to high levels of ozone.
Topics: Air Pollutants; alpha-Tocopherol; Antioxidants; Ascorbic Acid; Asthma; Child; Dietary Supplements; Double-Blind Method; Environmental Exposure; Female; Glutathione; Humans; Interleukin-6; Interleukin-8; Male; Nasal Cavity; Oxidative Stress; Ozone; Uric Acid; Vitamin E | 2004 |
Characterization of the oxidation products of BO-653 formed during peroxyl radical-mediated oxidation of human plasma.
Topics: Albumins; alpha-Tocopherol; Antioxidants; Ascorbic Acid; Benzofurans; Bilirubin; Cholesterol Esters; Humans; Lipid Metabolism; Lipid Peroxidation; Oxidation-Reduction; Peroxides; Plasma; Stereoisomerism; Uric Acid | 2005 |
The effects of vitamin C supplementation on serum concentrations of uric acid: results of a randomized controlled trial.
Topics: Adult; Aged; Ascorbic Acid; Dietary Supplements; Double-Blind Method; Female; Humans; Male; Middle Aged; Uric Acid | 2005 |
Effects of vitamin C and aspirin in ischemic stroke-related lipid peroxidation: results of the AVASAS (Aspirin Versus Ascorbic acid plus Aspirin in Stroke) Study.
Topics: Ascorbic Acid; Aspirin; Carotenoids; Dinoprost; Humans; Kinetics; Lipid Peroxidation; Oxidative Stress; Stroke; Superoxide Dismutase; Uric Acid; Vitamin A; Vitamin E | 2005 |
Uric acid restores endothelial function in patients with type 1 diabetes and regular smokers.
Topics: Acetylcholine; Adult; Antioxidants; Ascorbic Acid; Blood Flow Velocity; Blood Pressure; Body Mass Index; Cross-Over Studies; Diabetes Mellitus, Type 1; Double-Blind Method; Endothelium, Vascular; Forearm; Heart Rate; Humans; Male; Nitroprusside; Placebos; Reference Values; Smoking; Uric Acid | 2006 |
High-dose allopurinol improves endothelial function by profoundly reducing vascular oxidative stress and not by lowering uric acid.
Topics: Acetylcholine; Aged; Allopurinol; Ascorbic Acid; Blood Pressure; Cardiac Output, Low; Cross-Over Studies; Dose-Response Relationship, Drug; Double-Blind Method; Endothelium, Vascular; Enzyme Inhibitors; Female; Humans; Male; Middle Aged; Nitroprusside; Oxidative Stress; Probenecid; Regional Blood Flow; Uric Acid; Uricosuric Agents; Vasodilator Agents | 2006 |
Effect of exclusive enteral nutritional treatment on plasma antioxidant concentrations in childhood Crohn's disease.
Topics: Adolescent; Antioxidants; Ascorbic Acid; Child; Crohn Disease; Double-Blind Method; Enteral Nutrition; Female; Glutamine; Glutathione; Humans; Male; Malondialdehyde; Oxidative Stress; Selenium; Uric Acid; Vitamin A; Vitamin E | 2007 |
Multivitamin-mineral supplementation prevents lipid peroxidation during "the Marathon des Sables".
Topics: Adult; Antioxidants; Area Under Curve; Ascorbic Acid; beta Carotene; Dietary Supplements; Double-Blind Method; Erythrocytes; Female; Glutathione; Humans; Lipid Peroxidation; Male; Minerals; Oxidative Stress; Oxygen Consumption; Physical Exertion; Running; Superoxide Dismutase; Thiobarbituric Acid Reactive Substances; Time Factors; Uric Acid; Vitamin E; Vitamins | 2007 |
Vitamin C-lipid metabolites: uptake and retention and effect on plasma C-reactive protein and oxidized LDL levels in healthy volunteers.
Topics: Adult; Ascorbic Acid; C-Reactive Protein; Female; Health; Humans; Lipid Metabolism; Lipoproteins, LDL; Male; Middle Aged; Oxalic Acid; Uric Acid; Young Adult | 2008 |
Changes in markers of inflammation, antioxidant capacity and oxidative stress in smokers following consumption of milk, and milk supplemented with fruit and vegetable extracts and vitamin C.
Topics: Adult; Animals; Antioxidants; Ascorbic Acid; Beverages; Biomarkers; Cross-Over Studies; Cytokines; Diet; Dietary Supplements; Double-Blind Method; Fasting; Female; Food, Fortified; Fruit; Humans; Inflammation; Inflammation Mediators; Male; Middle Aged; Milk; Oxidative Stress; Plant Extracts; Postprandial Period; Smoking; Uric Acid; Vegetables | 2012 |
Consumption of Hibiscus sabdariffa L. aqueous extract and its impact on systemic antioxidant potential in healthy subjects.
Topics: Adult; Anthocyanins; Antioxidants; Area Under Curve; Ascorbic Acid; Biomarkers; Biotransformation; Female; Glucuronides; Health; Hibiscus; Hippurates; Humans; Male; Malondialdehyde; Oxidative Stress; Plant Extracts; Polyphenols; Reference Values; Uric Acid; Young Adult | 2012 |
Improvement of serum antioxidant status in humans after the acute intake of apple juices.
Topics: Adult; Antioxidants; Ascorbic Acid; Beverages; Female; Fruit; Humans; Lipid Peroxidation; Lipids; Malus; Plant Preparations; Species Specificity; Uric Acid; Young Adult | 2012 |
Margarines fortified with α-linolenic acid, eicosapentaenoic acid, or docosahexaenoic acid alter the fatty acid composition of erythrocytes but do not affect the antioxidant status of healthy adults.
Topics: Adult; alpha-Linolenic Acid; Antioxidants; Ascorbic Acid; Docosahexaenoic Acids; Eicosapentaenoic Acid; Erythrocytes; Fatty Acids; Fatty Acids, Omega-3; Female; Food, Fortified; Humans; Linoleic Acids; Lipid Peroxides; Male; Malondialdehyde; Margarine; Middle Aged; Reference Values; Tocopherols; Uric Acid; Young Adult | 2012 |
Supplementation of a γ-tocopherol-rich mixture of tocopherols in healthy men protects against vascular endothelial dysfunction induced by postprandial hyperglycemia.
Topics: Adolescent; Adult; Antioxidants; Arginine; Ascorbic Acid; Blood Glucose; Brachial Artery; Dietary Supplements; Endothelium, Vascular; gamma-Tocopherol; Humans; Hyperglycemia; Insulin; Male; Malondialdehyde; Nitric Oxide; Oxidative Stress; Tocopherols; Uric Acid; Young Adult | 2013 |
Consumption of blueberries with a high-carbohydrate, low-fat breakfast decreases postprandial serum markers of oxidation.
Topics: Adolescent; Adult; Ascorbic Acid; Biomarkers; Blood Glucose; Blueberry Plants; Chromatography, High Pressure Liquid; Dietary Carbohydrates; Dietary Fats; Female; Humans; Lipoproteins; Male; Oxidation-Reduction; Postprandial Period; Uric Acid; Young Adult | 2013 |
Effects of acute consumption of a fruit and vegetable purée-based drink on vasodilation and oxidative status.
Topics: Adult; Analysis of Variance; Ascorbic Acid; Beverages; Carotenoids; Cross-Over Studies; Female; Flavonoids; Fruit; Glucose; Humans; Insulin; Iontophoresis; Male; Middle Aged; Oxidative Stress; Single-Blind Method; Uric Acid; Vasodilation; Vegetables | 2013 |
Clinically insignificant effect of supplemental vitamin C on serum urate in patients with gout: a pilot randomized controlled trial.
Topics: Adult; Aged; Aged, 80 and over; Allopurinol; Ascorbic Acid; Creatinine; Dietary Supplements; Female; Gout; Humans; Male; Middle Aged; New Zealand; Pilot Projects; Treatment Outcome; Uric Acid | 2013 |
Comparison of two plasma urate assays in patients receiving vitamin C supplementation.
Topics: Adult; Aged; Aged, 80 and over; Allopurinol; Antimetabolites; Ascorbic Acid; Blood Chemical Analysis; Chromatography, High Pressure Liquid; Dietary Supplements; Female; Humans; Male; Middle Aged; Uric Acid | 2014 |
The effect of green tea extract supplementation on exercise-induced oxidative stress parameters in male sprinters.
Topics: Ascorbic Acid; beta Carotene; Biomarkers; Body Mass Index; Body Weight; Creatine Kinase; Cross-Over Studies; Dietary Supplements; Double-Blind Method; Energy Intake; Glutathione Peroxidase; Humans; Lactic Acid; Male; Malondialdehyde; Oxidative Stress; Plant Extracts; Polyphenols; Rest; Running; Selenium; Serum Albumin; Superoxide Dismutase; Tea; Uric Acid; Vitamin E; Young Adult | 2015 |
Effect of vitamin C supplementation on serum uric acid in patients undergoing hemodialysis: a randomized controlled trial.
Topics: Adult; Aged; Aged, 80 and over; Ascorbic Acid; Creatinine; Dietary Supplements; Female; Humans; Hyperuricemia; Kidney Failure, Chronic; Male; Middle Aged; Renal Dialysis; Treatment Outcome; Uric Acid; Vitamins; Young Adult | 2014 |
In Vivo Antioxidant Properties of Lotus Root and Cucumber: A Pilot Comparative Study in Aged Subjects.
Topics: 8-Hydroxy-2'-Deoxyguanosine; Aged; Antioxidants; Ascorbic Acid; Catalase; Comet Assay; Cucumis sativus; Deoxyguanosine; Dietary Supplements; DNA Damage; Female; Glutathione; Glutathione Peroxidase; Healthy Volunteers; Hemolysis; Humans; Leukocytes, Mononuclear; Lipoproteins, LDL; Lotus; Male; Malondialdehyde; Middle Aged; Oxidation-Reduction; Phenols; Pilot Projects; Superoxide Dismutase; Uric Acid; Vegetables; Vitamin E | 2015 |
Effect of Omega-3 and Vitamins E + C Supplements on the Concentration of Serum B-Vitamins and Plasma Redox Aminothiol Antioxidant Status in Elderly Men after Strength Training for Three Months.
Topics: Aged; Antioxidants; Ascorbic Acid; Dietary Supplements; Fatty Acids, Omega-3; Folic Acid; Humans; Male; Middle Aged; Pyridoxal; Resistance Training; Sulfhydryl Compounds; Uric Acid; Vitamin B 12; Vitamin B Complex; Vitamin E; Vitamins | 2016 |
Efficacy of Vitamin C in Lowering Serum Uric Acid.
Topics: Ascorbic Acid; Bangladesh; Double-Blind Method; Humans; Uric Acid; Vitamins | 2016 |
Effect of Oral Vitamin C Supplementation on High-Altitude Hyperuricemia in Young Men Initially Migrating to High Altitude: A Pilot Study.
Topics: Adolescent; Altitude; Ascorbic Acid; Blood Urea Nitrogen; Creatinine; Dietary Supplements; Humans; Hyperuricemia; Male; Pilot Projects; Treatment Outcome; Uric Acid; Vitamin E; Vitamins; Young Adult | 2018 |
Apple intake improves antioxidant parameters in hemodialysis patients without affecting serum potassium levels.
Topics: Adult; Aged; Antioxidants; Ascorbic Acid; Blood Glucose; Catalase; Diet; Feeding Behavior; Female; Fructosamine; Fruit; Glutathione; Glutathione Peroxidase; Humans; Male; Malus; Middle Aged; Oxidative Stress; Phosphorus; Polyphenols; Potassium; Renal Dialysis; Superoxide Dismutase; Uric Acid | 2019 |
Effects of vitamin C supplementation on gout risk: results from the Physicians' Health Study II trial.
Topics: Adult; Aged; Ascorbic Acid; Dietary Supplements; Double-Blind Method; Gout; Humans; Male; Middle Aged; Physicians; Uric Acid; Vitamin E; Vitamins | 2022 |
Hmong microbiome ANd Gout, Obesity, Vitamin C (HMANGO-C): A phase II clinical study protocol.
Topics: Adult; Ascorbic Acid; Clinical Trials, Phase II as Topic; COVID-19; Gout; Gout Suppressants; Humans; Hyperuricemia; Male; Microbiota; Obesity; Prospective Studies; SARS-CoV-2; Uric Acid; Vitamins | 2023 |
856 other study(ies) available for uric acid and ascorbic acid
| Article | Year |
|---|---|
Antioxidant capacity of human blood plasma and human urine: simultaneous evaluation of the ORAC index and ascorbic acid concentration employing pyrogallol red as probe.
Topics: Antioxidants; Ascorbic Acid; Glutathione; Humans; Kinetics; Pyrogallol; Reactive Oxygen Species | 2008 |
Enzymatic rate method for measuring cholesterol in serum.
Topics: Ascorbic Acid; Bilirubin; Catalase; Centrifugation; Chemical Phenomena; Chemistry; Cholesterol; Colorimetry; Humans; Hydrogen-Ion Concentration; Hydroxysteroid Dehydrogenases; Kinetics; Methods; Sterol Esterase; Temperature; Uric Acid | 1976 |
A rapid manual method for routine assay of ascorbic acid in serum and plasma.
Topics: Ascorbic Acid; Blood Proteins; Buffers; Ferric Compounds; Hydrogen-Ion Concentration; Methods; Osmolar Concentration; Pyridines; Spectrophotometry; Triazines; Uric Acid | 1979 |
Simplified automated method for determination of urinary or serum uric acid, based on reduction of ferric-phenanthroline complex.
Topics: Analysis of Variance; Ascorbic Acid; Autoanalysis; Copper; Creatinine; Glutathione; Hemoglobins; Humans; Hydrogen-Ion Concentration; Indicators and Reagents; Iron; Mathematics; Methods; Phenanthrolines; Regression Analysis; Salicylates; Sucrose; Uric Acid | 1975 |
An alternative method for the determination of uric acid in serum.
Topics: Ascorbic Acid; Horseradish Peroxidase; Humans; Hydrogen-Ion Concentration; Kidney Diseases; Renal Dialysis; Spectrometry, Fluorescence; Urate Oxidase; Uric Acid | 1975 |
Purine and pyrimidine metabolism.
Topics: Adenosine; Adenosine Triphosphate; Allopurinol; Animals; Ascorbic Acid; Female; Humans; Hypoxanthine Phosphoribosyltransferase; Lesch-Nyhan Syndrome; Methylene Blue; Phosphoribosyl Pyrophosphate; Purines; Pyrimidines; Ribosemonophosphates; Uric Acid | 1977 |
Biochemical changes and blood pressure in rats after 5 months of repeated stress.
Topics: Animals; Ascorbic Acid; Blood Pressure; Brain; Catecholamines; Cholesterol; Humans; Male; Pyruvates; Rats; Stress, Psychological; Uric Acid | 1978 |
Influence of large doses of ascorbic acid on laboratory test results.
Topics: Adult; Alanine Transaminase; Ascorbic Acid; Autoanalysis; Creatinine; Diagnostic Errors; Humans; L-Lactate Dehydrogenase; Uric Acid | 1978 |
Drug interference in clinical chemistry: studies on ascorbic acid.
Topics: Ascorbic Acid; Blood Chemical Analysis; Blood Glucose; Creatinine; Humans; Phosphates; Uric Acid | 1978 |
[Emerson-Trinder reaction: study of various chromogens and analyses of the principle interferences (author's transl)].
Topics: Aminopyrine; Ascorbic Acid; Bilirubin; Blood Glucose; Cholesterol; Dichlorophen; Humans; Hydrogen Peroxide; Methods; Peroxidases; Photometry; Uric Acid | 1978 |
The effect of ascorbic acid on uric acid excretion with a commentary on the renal handling of ascorbic acid.
Topics: Aged; Animals; Ascorbic Acid; Dogs; Female; Glomerular Filtration Rate; Humans; Kidney; Kidney Tubules; Male; Middle Aged; p-Aminohippuric Acid; Species Specificity; Uric Acid | 1977 |
The in vitro effect of drugs on biochemical parameters determined by a SMAC system.
Topics: Ascorbic Acid; Autoanalysis; Bilirubin; Blood Chemical Analysis; Blood Glucose; Creatinine; Evaluation Studies as Topic; Humans; Infant, Newborn; Methods; Pharmaceutical Preparations; Theophylline; Uric Acid | 1977 |
Interference with the enzymic measurement of cholesterol in serum by use of five reagent kits.
Topics: Ascorbic Acid; Bilirubin; Cholesterol; Evaluation Studies as Topic; Hemolysis; Indicators and Reagents; Lipids; Spectrophotometry; Surface-Active Agents; Uric Acid | 1977 |
Effects of vitamins on the renal handling of uric acid.
Topics: Ascorbic Acid; Blood Proteins; Glomerular Filtration Rate; Humans; Kidney; Kidney Tubules; Kinetics; Nicotinic Acids; Protein Binding; Pyrazinamide; Uric Acid | 1977 |
Vitamin C toxicity.
Topics: Ascorbic Acid; Burns; Dose-Response Relationship, Drug; Erythrocytes; Female; Glucosephosphate Dehydrogenase Deficiency; Hemolysis; Humans; Male; Middle Aged; Uric Acid | 1976 |
Ascorbic acid and uricosuria.
Topics: Ascorbic Acid; Humans; Uric Acid; Uricosuric Agents | 1976 |
Ascorbic acid-induced uricosuria. A consequency of megavitamin therapy.
Topics: Ascorbic Acid; Aspirin; Female; Humans; Kidney; Kidney Calculi; Male; Models, Biological; Pyrazinamide; Uric Acid | 1976 |
Ultramicromethod for determination of plasma uric acid.
Topics: Ascorbic Acid; Evaluation Studies as Topic; Humans; Microchemistry; Spectrometry, Fluorescence; Spectrophotometry; Uric Acid | 1976 |
Low density lipoprotein oxidation by stimulated neutrophils and ferritin.
Topics: Apoproteins; Ascorbic Acid; Catalase; Ceruloplasmin; Ferritins; Humans; Lipid Peroxidation; Lipoproteins, LDL; Methionine; N-Formylmethionine Leucyl-Phenylalanine; Neutrophils; Oxidation-Reduction; Superoxides; Tetradecanoylphorbol Acetate; Thiobarbituric Acid Reactive Substances; Transferrin; Uric Acid | 1992 |
Pressure reversed extracellular striatal dopamine decrease produced by D1 receptor agonist SKF 38393, and D2 receptor agonist LY 171555, but failed to change the effect of the activation of both D1 and D2 receptors.
Topics: 2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepine; 3,4-Dihydroxyphenylacetic Acid; alpha-Methyltyrosine; Animals; Apomorphine; Ascorbic Acid; Cerebral Ventricles; Corpus Striatum; Dopamine; Dopamine Agents; Electroencephalography; Ergolines; Homovanillic Acid; Injections, Intraventricular; Kinetics; Male; Methyltyrosines; Pargyline; Pressure; Quinpirole; Rats; Rats, Sprague-Dawley; Receptors, Dopamine D1; Receptors, Dopamine D2; Synapses; Uric Acid | 1992 |
Laboratory evaluation of the Glucocard blood glucose test meter.
Topics: Acetaminophen; Ascorbic Acid; Blood Glucose; Blood Glucose Self-Monitoring; Capillaries; Electrochemistry; Hemolysis; Humans; Quality Control; Uric Acid | 1992 |
Reduction of sperm whale ferrylmyoglobin by endogenous reducing agents: potential reducible loci of ferrylmyoglobin.
Topics: Animals; Ascorbic Acid; Electrophoresis, Polyacrylamide Gel; Ergothioneine; Hydrogen Peroxide; Macromolecular Substances; Metmyoglobin; Oxidation-Reduction; Spectrophotometry; Uric Acid; Whales | 1992 |
Elimination of electrooxidizable interferant-produced currents in amperometric biosensors.
Topics: Acetaminophen; Ascorbic Acid; Biosensing Techniques; Catalysis; Electrochemistry; Enzymes, Immobilized; Glucose; Glucose Oxidase; Horseradish Peroxidase; Hydrogen Peroxide; Oxidation-Reduction; Uric Acid | 1992 |
The simultaneous measurement of uric acid and ascorbic acid in the lateral ventricles of freely moving rats by brain microdialysis and electrochemical detection.
Topics: Animals; Ascorbic Acid; Brain Chemistry; Cerebral Ventricles; Chromatography, High Pressure Liquid; Dialysis; Electrochemistry; Male; Rats; Rats, Inbred Strains; Uric Acid | 1992 |
Oxidative damage to plasma constituents by ozone.
Topics: Adult; Antioxidants; Ascorbic Acid; Humans; In Vitro Techniques; Kinetics; Lipid Peroxidation; Male; Middle Aged; Oxidation-Reduction; Ozone; Uric Acid | 1992 |
Colostral antioxidants: separation and characterization of two activities in human colostrum.
Topics: Antioxidants; Ascorbic Acid; Chromatography, Gel; Chromatography, High Pressure Liquid; Colostrum; Female; Humans; Hydrogen-Ion Concentration; Oxidation-Reduction; Pregnancy; Uric Acid | 1992 |
Effect of an exchange transfusion on plasma antioxidants in the newborn.
Topics: Adult; Antioxidants; Ascorbic Acid; Bilirubin; Blood Chemical Analysis; Blood Proteins; Ceruloplasmin; Erythroblastosis, Fetal; Exchange Transfusion, Whole Blood; Female; Ferritins; Humans; Infant, Newborn; Iron; Middle Aged; Serum Albumin; Sulfhydryl Compounds; Thiobarbiturates; Transferrin; Uric Acid; Vitamin E | 1992 |
Concentration gradients for HVA, 5-HIAA, ascorbic acid, and uric acid in cerebrospinal fluid.
Topics: Adult; Aged; Alcohol Amnestic Disorder; Ascorbic Acid; Brain; Dementia; Female; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Male; Middle Aged; Neurocognitive Disorders; Schizophrenia; Uric Acid | 1990 |
Extracellular antioxidants and amino acids in the cortex of the rat: monitoring by microdialysis of early ischemic changes.
Topics: Animals; Ascorbic Acid; Brain Ischemia; Cerebral Cortex; Cysteine; Dialysis; Extracellular Space; Glutathione; Male; Rats; Rats, Inbred SHR; Uric Acid | 1992 |
Simultaneous determination of two antioxidants, uric and ascorbic acid, in animal tissue by high-performance liquid chromatography.
Topics: Animals; Antioxidants; Ascorbic Acid; Chromatography, High Pressure Liquid; Drug Stability; Liver; Male; Mice; Spectrophotometry, Ultraviolet; Uric Acid | 1991 |
Further investigations into the relationship between the dopaminergic system, ascorbic acid and uric acid in the rat striatum.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Apomorphine; Ascorbic Acid; Body Temperature; Corpus Striatum; Dehydroascorbic Acid; Dopamine; Male; Motor Activity; Oxidation-Reduction; Pilocarpine; Rats; Rats, Inbred Strains; Scopolamine; Stereotyped Behavior; Uric Acid | 1991 |
Levels of low molecular weight scavengers in the rat brain during focal ischemia.
Topics: Amino Acids; Animals; Ascorbic Acid; Brain Chemistry; Brain Ischemia; Cerebral Arteries; Cysteine; Free Radical Scavengers; Glutathione; Male; Rats; Rats, Inbred SHR; Uric Acid | 1991 |
Reduction of low molecular mass iron by reducing molecules present in plasma and the protective action of caeruloplasmin.
Topics: 2,2'-Dipyridyl; Ascorbic Acid; Ceruloplasmin; Ferric Compounds; Ferrozine; Humans; Iron; Molecular Weight; Oxidation-Reduction; Phenanthrolines; Uric Acid | 1991 |
[Cadmium-induced changes in the activity of the dopaminergic and purinergic systems and in ascorbic acid catabolism in the rat striatum].
Topics: Adenosine; Animals; Ascorbic Acid; Cadmium; Cadmium Compounds; Corpus Striatum; Dopamine; Male; Rats; Receptors, Dopamine; Receptors, Purinergic; Sulfates; Uric Acid | 1991 |
Iron overload, free radical damage, and rhesus haemolytic disease.
Topics: Antioxidants; Ascorbic Acid; Erythroblastosis, Fetal; Evaluation Studies as Topic; Female; Ferritins; Fetal Blood; Free Radicals; Humans; Infant, Newborn; Iron; Lipid Peroxidation; Thiobarbiturates; Uric Acid; Vitamin E | 1990 |
Chain breaking antioxidant status in rheumatoid arthritis: clinical and laboratory correlates.
Topics: Arthritis, Rheumatoid; Ascorbic Acid; Female; Free Radicals; Humans; Immunoglobulin G; Male; Middle Aged; Oxidation-Reduction; Oxygen; Peroxides; Serum Albumin; Uric Acid; Vitamin E | 1991 |
Effects of smoking and vitamin E on blood antioxidant status.
Topics: Adult; Antioxidants; Ascorbic Acid; Catalase; Ceruloplasmin; Cholesterol; Dehydroascorbic Acid; Erythrocytes; Free Radicals; Glucosephosphate Dehydrogenase; Glutathione; Glutathione Peroxidase; Humans; Male; Middle Aged; Random Allocation; Smoking; Superoxide Dismutase; Uric Acid; Vitamin E | 1991 |
Singlet oxygen production from the reactions of ozone with biological molecules.
Topics: Antioxidants; Ascorbic Acid; Cysteine; Free Radicals; Histidine; Luminescent Measurements; Methionine; NAD; NADP; Ozone; Solvents; Uric Acid | 1991 |
Pharmacological evidence, using in vivo dialysis, that substances additional to ascorbic acid, uric acid and homovanillic acid contribute to the voltammetric signals obtained in unrestrained rats from chronically implanted carbon paste electrodes.
Topics: Allopurinol; Animals; Ascorbic Acid; Carbon; Chromatography, High Pressure Liquid; Dialysis; Electrodes, Implanted; Electrophysiology; Extracellular Space; Homovanillic Acid; Male; Pargyline; Rats; Rats, Inbred Strains; Uric Acid | 1991 |
Total peroxyl radical trapping ability of serum: relationship to secondary antioxidant concentrations.
Topics: Adolescent; Adult; Aged; Aged, 80 and over; Antioxidants; Ascorbic Acid; Bilirubin; Blood Proteins; Female; Free Radical Scavengers; Free Radicals; Humans; Male; Middle Aged; Peroxides; Uric Acid; Vitamin E | 1990 |
Inhibition of transition metal ion-catalysed ascorbate oxidation and lipid peroxidation by allopurinol and oxypurinol.
Topics: Allopurinol; Ascorbic Acid; Butylated Hydroxytoluene; Copper; Edetic Acid; Erythrocyte Membrane; Humans; Iron; Lipid Peroxidation; Membrane Lipids; Oxidation-Reduction; Oxypurinol; Pyrimidines; Uric Acid | 1990 |
Lever pressing for food reward and changes in dopamine turnover and uric acid in rat caudate and nucleus accumbens studied chronically by in vivo voltammetry.
Topics: Animals; Ascorbic Acid; Caudate Nucleus; Conditioning, Operant; Dopamine; Electrochemistry; Electrodes, Implanted; Food; Homovanillic Acid; Male; Nucleus Accumbens; Rats; Rats, Inbred Strains; Reward; Stereotaxic Techniques; Uric Acid | 1990 |
Hemolysis of rabbit erythrocytes induced by cigarette smoke.
Topics: Animals; Ascorbic Acid; Aspartate Aminotransferases; Catalase; Erythrocytes; Free Radicals; Hemoglobins; Hemolysis; Nicotiana; Plants, Toxic; Potassium; Rabbits; Smoke; Superoxide Dismutase; Uric Acid; Vitamin E | 1990 |
Identification of human urinary stains by the quotient uric acid/urea nitrogen.
Topics: Alcohol Drinking; Animals; Ascorbic Acid; Beer; Birds; Drug Stability; Feces; Humans; Mammals; Plant Extracts; Preservation, Biological; Reagent Kits, Diagnostic; Sweat; Urea; Uric Acid | 1990 |
The effects of amphetamine and pilocarpine on the release of ascorbic and uric acid in several rat brain areas.
Topics: Amphetamine; Animals; Ascorbic Acid; Brain; Drug Interactions; Male; Pilocarpine; Rats; Rats, Inbred Strains; Uric Acid | 1990 |
Free radical-mediated chain oxidation of low density lipoprotein and its synergistic inhibition by vitamin E and vitamin C.
Topics: Ascorbic Acid; Drug Synergism; Free Radicals; Humans; In Vitro Techniques; Lipoproteins, LDL; Oxidation-Reduction; Solubility; Uric Acid; Vitamin E | 1990 |
The effects of haloperidol and amphetamine on ascorbic acid and uric acid in caudate and nucleus accumbens of rats as measured by voltammetry in vivo.
Topics: Amphetamine; Analysis of Variance; Animals; Ascorbic Acid; Caudate Nucleus; Electrophysiology; Haloperidol; Male; Nucleus Accumbens; Rats; Rats, Inbred Strains; Septal Nuclei; Uric Acid | 1990 |
Amyloid urinary-tract calculi in patients on chronic dialysis.
Topics: Amyloid; Ascorbic Acid; beta 2-Microglobulin; Humans; Immunodiffusion; Kidney Failure, Chronic; Renal Dialysis; Spectrophotometry, Infrared; Uric Acid; Urinary Calculi | 1989 |
Oxidative stress in trisomy 21. A possible role in cataractogenesis.
Topics: Adolescent; Adult; Ascorbic Acid; Cataract; Child; Child, Preschool; Down Syndrome; Erythrocytes; Free Radicals; Humans; Infant; Lipid Peroxidation; Oxygen; Superoxide Dismutase; Thiobarbiturates; Uric Acid; Vitamin E | 1989 |
Inactivation of alpha 1-antiproteinase by hydroxyl radicals. The effect of uric acid.
Topics: alpha 1-Antitrypsin; Ascorbic Acid; Blood Proteins; Chemical Phenomena; Chemistry; Edetic Acid; Hydrogen Peroxide; Hydrogen-Ion Concentration; Hydroxides; Hydroxyl Radical; Hypoxanthine; Hypoxanthines; Indomethacin; Iron; Nitrous Oxide; Pancreatic Elastase; Piroxicam; Protease Inhibitors; Pulse Radiolysis; Superoxides; Uric Acid; Xanthine Oxidase | 1989 |
Quantitative determination of water- and lipid-soluble antioxidants in neoplastic and non-neoplastic human breast tissue.
Topics: Antioxidants; Ascorbic Acid; Breast; Breast Neoplasms; Cholesterol; Chromatography, High Pressure Liquid; Cysteine; DNA; DNA, Neoplasm; Epithelium; Female; Glutathione; Humans; Solubility; Uric Acid; Vitamin E | 1989 |
Vitamin C status and other nutritional indices in patients with stroke and other acute illnesses: a case-control study.
Topics: Acute Disease; Aged; Aged, 80 and over; Ascorbic Acid; Cerebrovascular Disorders; Epidemiologic Methods; Female; Humans; Magnesium; Male; Mental Recall; Middle Aged; Nutritional Status; Risk Factors; Serum Albumin; Surveys and Questionnaires; Uric Acid | 1989 |
Ascorbate is an outstanding antioxidant in human blood plasma.
Topics: Antioxidants; Ascorbic Acid; Bilirubin; Blood Proteins; Chromatography, Gel; Humans; Kinetics; Lipid Peroxidation; Lipid Peroxides; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1989 |
Lipid peroxidation in focal cerebral ischemia.
Topics: Animals; Ascorbic Acid; Brain; Brain Ischemia; Lipid Peroxides; Male; Rats; Rats, Inbred Strains; Ubiquinone; Uric Acid; Vitamin E | 1989 |
Measurement of free radical scavengers in the spinal cord of rats with experimental autoimmune encephalomyelitis.
Topics: Animals; Antioxidants; Ascorbic Acid; Autoimmune Diseases; Cysteine; Encephalomyelitis; Free Radicals; Glutathione; Male; Rats; Rats, Inbred Lew; Spinal Cord; Uric Acid; Vitamin E | 1989 |
A qualitative fluorescence-based assay for tyrosyl radical scavenging activity: ovothiol A is an efficient scavenger.
Topics: Animals; Antioxidants; Ascorbic Acid; Cattle; Chromans; Free Radicals; Methylhistidines; Spectrometry, Fluorescence; Tyrosine; Uric Acid | 1989 |
Alkaline phosphatase inactivation by mixed function oxidation systems.
Topics: Alkaline Phosphatase; Antioxidants; Ascorbic Acid; Catalase; Cations, Divalent; Copper; Ferric Compounds; Ferrous Compounds; Free Radicals; Glutathione; Hydrogen Peroxide; Hydroxides; Hydroxyl Radical; Kinetics; Mercaptoethanol; Metals; Mixed Function Oxygenases; Oxidation-Reduction; Peroxidase; Superoxide Dismutase; Thiourea; Uric Acid; Vitamin E; Xanthine Oxidase | 1987 |
Free radical metabolite of uric acid.
Topics: Ascorbic Acid; Electron Spin Resonance Spectroscopy; Free Radicals; Hemin; Horseradish Peroxidase; Hydrogen Peroxide; Oxidation-Reduction; Potassium Permanganate; Uric Acid | 1988 |
Prevention by antioxidants of the hemolysis of erythrocytes of cattle, pigs and humans treated with t-butyl hydroperoxide.
Topics: Animals; Antioxidants; Ascorbic Acid; Cattle; Erythrocytes; Glutathione; Hemolysis; Humans; Kinetics; Male; Methemoglobin; Peroxides; Ribonucleosides; Species Specificity; Swine; tert-Butylhydroperoxide; Uric Acid | 1986 |
Automated high-performance liquid chromatographic method with column switching for the determination of neurotransmitters and related compounds, ascorbic acid and uric acid in tissue extracts.
Topics: Animals; Ascorbic Acid; Autoanalysis; Brain Chemistry; Catecholamines; Chromatography, High Pressure Liquid; Neurotransmitter Agents; Rats; Tissue Extracts; Uric Acid | 1986 |
The stabilization of ascorbic acid by uric acid.
Topics: Ascorbic Acid; Buffers; Drug Stability; Edetic Acid; Iron; Oxidation-Reduction; Uric Acid | 1986 |
L-dihydroxyphenylalanine-induced asymmetric changes in striatal uric acid peak: determination by in vivo electrochemical detection in rats with unilateral nigrostriatal lesions.
Topics: Animals; Ascorbic Acid; Behavior, Animal; Caudate Nucleus; Corpus Striatum; Dihydroxyphenylalanine; Dopamine; Functional Laterality; Male; Rats; Uric Acid | 1987 |
[Effect of high-dose vitamin C on the formation of experimental renal stones in the rat].
Topics: Animals; Ascorbic Acid; Calcium Oxalate; Glycosaminoglycans; Kidney Calculi; Male; Rats; Uric Acid | 1985 |
Di-2-ethylhexylphthalate induced peroxidative stress in rat liver.
Topics: Animals; Ascorbic Acid; Body Weight; Catalase; Diethylhexyl Phthalate; Eating; Female; Lipid Peroxidation; Liver; Malondialdehyde; Organ Size; Phthalic Acids; Rats; Rats, Inbred Strains; Urate Oxidase; Uric Acid | 1988 |
[The troublesome influences on enzymatic-amperometric glucose determination and amperometric uric acid determination].
Topics: Aminopyrine; Ascorbic Acid; Dipyrone; Glucose; Humans; Predictive Value of Tests; Uric Acid | 1988 |
Free radical-mediated damage of blood and its inhibition by antioxidants.
Topics: Amidines; Antioxidants; Ascorbic Acid; Bilirubin; Erythrocytes; Free Radicals; Hemoglobins; Hemolysis; Humans; Potassium; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1988 |
Quinone formation from benzo[a]pyrene by free radicals: effects of antioxidants.
Topics: Amidines; Antioxidants; Ascorbic Acid; Benzo(a)pyrene; Free Radicals; Quinones; Uric Acid; Vitamin E | 1988 |
Quantitative determination of water-soluble scavengers in neoplastic and non-neoplastic human breast tissue.
Topics: Adult; Aged; Aged, 80 and over; Ascorbic Acid; Breast; Breast Neoplasms; Chromatography, High Pressure Liquid; Cysteine; DNA; Epithelium; Extracellular Space; Female; Glutathione; Humans; Middle Aged; Uric Acid | 1988 |
Effect of aging on aqueous-phase antioxidants in tissues of male Fischer rats.
Topics: Aging; Animals; Antioxidants; Ascorbic Acid; Free Radicals; Glutathione; Male; Organ Size; Rats; Tissue Distribution; Uric Acid | 1988 |
In vitro and in vivo characterization of the properties of a multifiber carbon electrode allowing long-term electrochemical detection of dopamine in freely moving animals.
Topics: Animals; Ascorbic Acid; Brain; Carbon; Catecholamines; Chloral Hydrate; Cricetinae; Dopamine; Drug Interactions; Electric Stimulation; Electrochemistry; Electrodes; Medial Forebrain Bundle; Mesocricetus; Movement; Oxidation-Reduction; Receptors, Dopamine; Uric Acid | 1987 |
Essential micronutrients in relation to carcinogenesis.
Topics: Adult; Ascorbic Acid; beta Carotene; Carotenoids; Humans; Lung Neoplasms; Male; Middle Aged; Prospective Studies; Selenium; Uric Acid; Vitamin A; Vitamins | 1987 |
The cytotoxic activity of hematoheme: evidence for two different mechanisms.
Topics: Animals; Ascorbic Acid; Cysteine; Hematoporphyrins; Hemolysis; Hydrogen Peroxide; Iodides; Oxygen; Rabbits; Tryptophan; Uric Acid | 1987 |
The relative contributions of vitamin E, urate, ascorbate and proteins to the total peroxyl radical-trapping antioxidant activity of human blood plasma.
Topics: Antioxidants; Ascorbic Acid; Blood Proteins; Free Radicals; Humans; Lipid Peroxides; Peroxides; Solubility; Uric Acid; Vitamin E | 1987 |
Voltammetric evidence in vivo of cholinergic modulation of extracellular ascorbic acid and uric acid in rat striatum.
Topics: Animals; Ascorbic Acid; Cholinergic Fibers; Corpus Striatum; Electrochemistry; Male; N-Methylscopolamine; Pilocarpine; Rats; Rats, Inbred Strains; Scopolamine; Scopolamine Derivatives; Uric Acid | 1987 |
Effects of haloperidol on amphetamine-induced increases in ascorbic acid and uric acid as determined by voltammetry in vivo.
Topics: Animals; Ascorbic Acid; Caudate Nucleus; Dextroamphetamine; Dose-Response Relationship, Drug; Extracellular Space; Haloperidol; Male; Rats; Rats, Inbred Strains; Uric Acid | 1987 |
Liquid chromatographic determination of uric acid and ascorbic acid in rat retinae after ophthalmic artery and optic nerve ligation.
Topics: Animals; Ascorbic Acid; Chromatography, Liquid; Ligation; Male; Ophthalmic Artery; Optic Nerve; Rats; Rats, Inbred Strains; Retina; Uric Acid | 1986 |
Uric acid-iron ion complexes. A new aspect of the antioxidant functions of uric acid.
Topics: Animals; Ascorbic Acid; Hydrogen-Ion Concentration; Iron; Lipid Metabolism; Liposomes; Macromolecular Substances; Male; Microsomes, Liver; Organometallic Compounds; Oxidation-Reduction; Rats; Rats, Inbred Strains; Uric Acid | 1986 |
3-Hydroxykynurenine as O2-. scavenger in the blowfly, Aldrichina grahami.
Topics: Animals; Ascorbic Acid; Chromatography, High Pressure Liquid; Diptera; Free Radicals; Kynurenine; Molecular Weight; Oxygen; Tissue Distribution; Uric Acid | 1986 |
Postmortem changes in uric acid and ascorbic acid in human cerebral cortex tissues excised after cardiac death.
Topics: Ascorbic Acid; Cerebral Cortex; Chromatography, High Pressure Liquid; Heart Diseases; Humans; Male; Middle Aged; Postmortem Changes; Uric Acid | 1986 |
Conservation of vitamin C by uric acid in blood.
Topics: Ascorbic Acid; Buffers; Free Radicals; Humans; Hydrogen-Ion Concentration; In Vitro Techniques; Oxidation-Reduction; Solutions; Uric Acid | 1985 |
Antioxidants in plasma from mice infected with Plasmodium vinckei.
Topics: Animals; Antioxidants; Ascorbic Acid; Dehydroascorbic Acid; Malaria; Male; Mice; Mice, Inbred CBA; Superoxide Dismutase; Uric Acid; Vitamin E | 1986 |
[Effects of hypersaturation with ascorbic acid in patients with disorders of renal elimination of uric acid and hyperuricemia].
Topics: Adult; Ascorbic Acid; Female; Homeostasis; Humans; Kidney; Male; Middle Aged; Uric Acid | 1985 |
Quantitative measurement of the total, peroxyl radical-trapping antioxidant capability of human blood plasma by controlled peroxidation. The important contribution made by plasma proteins.
Topics: Antioxidants; Ascorbic Acid; Blood Proteins; Free Radicals; Humans; Mathematics; Peroxides; Uric Acid; Vitamin E | 1985 |
[The effect of ascorbic acid on gastric secretion of uric acid].
Topics: Adult; Ascorbic Acid; Female; Gastric Mucosa; Humans; Male; Middle Aged; Uric Acid | 1985 |
A comparison of the rates of ozonation of biological antioxidants and oleate and linoleate esters.
Topics: Antioxidants; Ascorbic Acid; Chemical Phenomena; Chemistry; Fatty Acids, Unsaturated; Linoleic Acid; Linoleic Acids; Oleic Acid; Oleic Acids; Ozone; Uric Acid; Vitamin E | 1985 |
Determination of urinary constituents in solutions by least-squares resolution of ultraviolet spectrums.
Topics: Acids; Adenine; Aminobenzoates; Ascorbic Acid; Benzoates; Cinnamates; Computers; Creatinine; Cytosine; Ergothioneine; Hippurates; Hypoxanthines; Indican; Niacinamide; ortho-Aminobenzoates; Spectrum Analysis; Statistics as Topic; Tryptophan; Ultraviolet Rays; Uric Acid; Urine; Xanthurenates | 1968 |
Effect of inorganic and organic substances containing sulfur or nitrogen and of vitamins on the growth of Mycobacterium leprae.
Topics: Ascorbic Acid; Culture Media; Cysteine; Cystine; Dimethyl Sulfoxide; Folic Acid; Guanosine; Histidine; Mycobacterium leprae; Niacinamide; Nitrates; Nitrites; Nitrogen; Pyridoxal; Sulfur; Thiamine Pyrophosphate; Thiosulfates; Urea; Uric Acid; Vitamins | 1974 |
Role of L-ascorbic acid in the reversal of the monoamine oxidase inhibition by caffeine.
Topics: Animals; Ascorbic Acid; Caffeine; Ephedrine; Haplorhini; In Vitro Techniques; Iproniazid; Mitochondria, Liver; Monoamine Oxidase Inhibitors; Oxidation-Reduction; Rats; Serotonin; Tyramine; Uric Acid | 1971 |
Contribution of blood phosphate esters to the blood saccharoid fraction of rats with alloxan-induced diabetes or treated with insulin or epinephrine.
Topics: Animals; Ascorbic Acid; Blood Glucose; Creatinine; Diabetes Mellitus, Experimental; Epinephrine; Erythrocytes; Esters; Fructosephosphates; Glucuronates; Glutathione; Insulin; Male; Phosphates; Plasma; Rats; Uric Acid | 1974 |
In vivo drug interference with various glucose determinations compared with in vitro results.
Topics: Ascorbic Acid; Blood Glucose; Drug Interactions; Humans; In Vitro Techniques; Methyldopa; Sulfones; Uric Acid | 1974 |
Modified glucose oxidase method for determination of glucose in whole blood.
Topics: Adult; Ascorbic Acid; Bilirubin; Blood Glucose; Erythrocytes; Female; Fluorides; Glucose; Glucose Oxidase; Glycosuria; Hematocrit; Hemolysis; Humans; Methods; Middle Aged; Peroxidases; Sodium; Time Factors; Uric Acid | 1973 |
Considerations in use of jejunoileal bypass in patients with morbid obesity.
Topics: Adolescent; Adult; Alkaline Phosphatase; Ascorbic Acid; Aspartate Aminotransferases; Bilirubin; Carotenoids; Cholesterol; Drainage; Female; Folic Acid; Glucose Tolerance Test; Hepatitis; Humans; Ileum; Intestinal Absorption; Intestinal Obstruction; Intestine, Small; Jejunum; Lipids; Male; Middle Aged; Necrosis; Obesity; Postoperative Complications; Surgical Wound Infection; Thrombophlebitis; Triglycerides; Uric Acid; Vitamin A; Vitamin B 12; Vitamin E; Xylose | 1973 |
Comparison of four methods for measuring uric acid: copper-chelate, phosphotungstate, manual uricase, and automated kinetic uricase.
Topics: Amino Acids; Anti-Bacterial Agents; Ascorbic Acid; Autoanalysis; Chelating Agents; Copper; Dihydroxyphenylalanine; Glutathione; Humans; Kinetics; Methods; Phosphotungstic Acid; Quinolines; Resorcinols; Urate Oxidase; Uric Acid | 1973 |
[The composition of normal human str. corneum and callus. IV. Citric acid, ascorbic acid, phosphorus, total purines, uric acid, purines and pyrimidines (author's transl)].
Topics: Ascorbic Acid; Bony Callus; Chromatography, Thin Layer; Citrates; Citric Acid Cycle; Humans; Hypoxanthines; Oxygen Consumption; Phosphorus; Purines; Pyrimidines; Skin; Uric Acid; Xanthines | 1973 |
Studies on the urinary metabolites of normal and leucoderma patients.
Topics: Adolescent; Adult; Ascorbic Acid; Chlorides; Creatinine; Female; Humans; Male; Middle Aged; Nitrogen; Sulfur; Uric Acid; Vitiligo | 1973 |
Two ultramicro-scale methods for plasma uric acid analysis with uricase.
Topics: Ascorbic Acid; Autoanalysis; Bilirubin; Evaluation Studies as Topic; Hemolysis; Humans; Indicators and Reagents; Methods; Microchemistry; Oxygen Consumption; Polarography; Spectrophotometry; Time Factors; Urate Oxidase; Uric Acid | 1974 |
Electrochemical detection of selected organic components in the eluate from high-performance liquid-chromatography.
Topics: Ascorbic Acid; Body Fluids; Catecholamines; Chromatography, Ion Exchange; Chromatography, Thin Layer; Dihydroxyphenylalanine; Electrochemistry; Electronics; Electrophoresis; Methods; Microchemistry; Uric Acid | 1974 |
Effect of some drugs on clinical laboratory values as determined by the Technicon SMA 12-60.
Topics: Acetaminophen; Alkaline Phosphatase; Aminosalicylic Acids; Ascorbic Acid; Aspartate Aminotransferases; Autoanalysis; Bilirubin; Blood Chemical Analysis; Blood Glucose; Chemical Phenomena; Chemistry; Cholesterol; Clinical Laboratory Techniques; Dihydroxyphenylalanine; Evaluation Studies as Topic; Humans; Isoniazid; L-Lactate Dehydrogenase; Mercaptopurine; Methyldopa; Pharmaceutical Preparations; Spectrophotometry; Sulfathiazoles; Uric Acid | 1972 |
[Experimental diabetes induced with chemical agents].
Topics: Alloxan; Anti-Bacterial Agents; Ascorbic Acid; Diabetes Mellitus; Diazoxide; Disaccharides; Epinephrine; Female; Glucagon; Glucocorticoids; Glucose; Growth Hormone; Heptoses; Hormones; Humans; Insulin; Insulin Antagonists; Insulin Secretion; Ketones; Langerhans Cells; Male; Mannose; Pancreas; Thyroxine; Uric Acid | 1972 |
[Influence of several organic acids on the thin-layer chromatographic determination of L-ascorbic acid].
Topics: Acids; Ascorbic Acid; Barbiturates; Chemical Phenomena; Chemistry; Chromatography, Thin Layer; Citrates; Colorimetry; Mandelic Acids; Methods; Oxalates; Salicylates; Sulfonic Acids; Uric Acid | 1972 |
Automated determination of uric acid, with use of a uricase-peroxidase system.
Topics: Adolescent; Adult; Aniline Compounds; Ascorbic Acid; Autoanalysis; Chemistry, Clinical; Colorimetry; Cysteine; Ergothioneine; Female; Gentisates; Glutathione; Humans; Hydrazones; Hydrogen Peroxide; Male; Methods; Middle Aged; Peroxidases; Spectrophotometry; Thiazoles; Time Factors; Urate Oxidase; Uric Acid | 1971 |
Antioxidants and lipoperoxides in the organs of irradiated rats. II. The influence of ionizing radiation on the amounts of the individual antioxidants in rat organs.
Topics: Animals; Antioxidants; Ascorbic Acid; Brain; Brain Chemistry; Glutathione; Liver; Peroxides; Radiation Effects; Rats; Spectrophotometry; Spleen; Uric Acid | 1966 |
A modified automated enzymatic glucose determination.
Topics: Ascorbic Acid; Autoanalysis; Blood Glucose; Colorimetry; Cysteine; Glutathione; Humans; Methods; Temperature; Time Factors; Uric Acid | 1970 |
[On uric acid and urea-N in the cerebrospinal fluid in cases of ocular fundus diseases and the influences on several kinds of medicines].
Topics: Ascorbic Acid; Behcet Syndrome; Chorioretinitis; Dexamethasone; Eye Diseases; Female; Humans; Injections; Male; Nitrogen; Optic Neuritis; Prednisolone; Uric Acid; Vitamin B Complex | 1970 |
Similar functions of uric acid and ascorbate in man?
Topics: Animals; Ascorbic Acid; Humans; Models, Biological; Primates; Species Specificity; Urate Oxidase; Uric Acid | 1970 |
Changes in the saccharoid fraction in rats with alloxan-induced diabetes or injected with epinephrine.
Topics: Alloxan; Animals; Ascorbic Acid; Blood Glucose; Creatine; Creatinine; Diabetes Mellitus, Experimental; Epinephrine; Glucuronates; Glutathione; Insulin; Kinetics; Male; Metabolism; Rats; Uric Acid | 1971 |
A direct colorimetric determination of uric acid in serum and urine with uricase-catalase system.
Topics: Ascorbic Acid; Bilirubin; Catalase; Color; Colorimetry; Glucose; Hemolysis; Humans; Mathematics; Methods; Ultraviolet Rays; Urate Oxidase; Uric Acid | 1971 |
Quantitative determination of hemoglobin in urine. 1. The inhibitory effect of urine on the peroxidase-like activity of hemoglobin and on horseadish peroxidase.
Topics: Alginates; Aniline Compounds; Ascorbic Acid; Biphenyl Compounds; Chemistry, Clinical; Chromatography, Gel; Hemoglobinuria; Indicators and Reagents; Methods; Peroxidases; Uric Acid | 1967 |
Glucose oxidase method for continuous automated blood glucose determination.
Topics: Ascorbic Acid; Autoanalysis; Blood Glucose; Diabetes Mellitus; Glucose Oxidase; Humans; Indicators and Reagents; Methods; Time Factors; Uric Acid | 1969 |
Non-urate chromogens in body fluids.
Topics: Ascorbic Acid; Colorimetry; Humans; Hydrogen-Ion Concentration; Indicators and Reagents; Methods; Uric Acid | 1969 |
Enzymatic determination of glucose galactose in urine.
Topics: Alcohol Oxidoreductases; Ascorbic Acid; Chemistry, Clinical; Creatine; Galactose; Glucose Oxidase; Glycosuria; Humans; Ion Exchange Resins; Sodium Chloride; Urea; Uric Acid | 1966 |
[On uric acid, urea-N and NH3 in the cerebrospinal fluid of cases of ocular fundus diseases after administration of several kinds of vitamins].
Topics: Ammonia; Ascorbic Acid; Eye Diseases; Fundus Oculi; Humans; Riboflavin; Thiamine; Urea; Uric Acid; Vitamin B 12; Vitamins | 1966 |
[On the precision of creatinine determination].
Topics: Acetone; Ascorbic Acid; Barbiturates; Borates; Chemistry, Clinical; Creatine; Female; Fructose; Glucose; Glucuronates; Glutathione; Humans; Hydrogen-Ion Concentration; In Vitro Techniques; Ketoglutaric Acids; Oxaloacetates; Picrates; Pyruvates; Solutions; Uric Acid | 1967 |
The Lesch-Nyhan syndrome: self-destructive biting, mental retardation, neurological disorder and hyperuricaemia.
Topics: Ascorbic Acid; Body Weight; Child, Preschool; Diet Therapy; Humans; Intellectual Disability; Male; Metabolism, Inborn Errors; Nervous System Diseases; Obsessive-Compulsive Disorder; Pedigree; Self Mutilation; Uric Acid | 1967 |
[Changes in blood biochemical indices caused by ascorbic acid].
Topics: Ascorbic Acid; Blood Glucose; Humans; In Vitro Techniques; L-Lactate Dehydrogenase; Uric Acid | 1981 |
In vivo measurement of dopamine and its metabolites by intracerebral dialysis: changes after d-amphetamine.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Ascorbic Acid; Brain; Brain Chemistry; Dextroamphetamine; Dialysis; Dopamine; Homovanillic Acid; Hydroxyindoleacetic Acid; Male; Rats; Rats, Inbred Strains; Uric Acid | 1983 |
Spin label reduction kinetics, a procedure to study the effect of drugs on membrane permeability: the effects of monosodium urate, dimethyl sulfoxide and amphotericin B.
Topics: Amphotericin B; Ascorbic Acid; Cell Membrane Permeability; Cholesterol; Choline; Cyclic N-Oxides; Dimethyl Sulfoxide; Electron Spin Resonance Spectroscopy; Kinetics; Liposomes; Oxidation-Reduction; Piperidines; Spin Labels; Uric Acid | 1981 |
Adventitious chemistry at reduced water activities: free radicals and polyhydroxy agents.
Topics: Amino Acids; Ascorbic Acid; Bacteria; Cell Survival; Electron Spin Resonance Spectroscopy; Free Radicals; Freeze Drying; Lactose; Models, Biological; Propyl Gallate; Serratia marcescens; Sucrose; Uric Acid | 1983 |
Uric acid substantially enhances the free radical-induced inactivation of alcohol dehydrogenase.
Topics: Alcohol Dehydrogenase; Alcohol Oxidoreductases; Animals; Ascorbic Acid; Free Radicals; In Vitro Techniques; L-Lactate Dehydrogenase; Swine; Uric Acid; Yeasts | 1984 |
Inhibition of oxidative degradation of hyaluronic acid by uric acid.
Topics: Animals; Aqueous Humor; Ascorbic Acid; Chickens; Copper; Copper Sulfate; Drug Interactions; Female; Glaucoma; Humans; Hyaluronic Acid; In Vitro Techniques; Male; Oxidation-Reduction; Pregnancy; Trabecular Meshwork; Umbilical Cord; Uric Acid; Viscosity | 1984 |
[Hyperoxaluria and hyperuricosuria following large doses of vitamin C].
Topics: Administration, Oral; Adult; Ascorbic Acid; Female; Humans; Hydrogen-Ion Concentration; Injections, Intravenous; Male; Oxalates; Oxalic Acid; Uric Acid | 1984 |
Simultaneous determination of uric and ascorbic acids in human serum by reversed-phase high-performance liquid chromatography with electrochemical detection.
Topics: Ascorbic Acid; Chromatography, High Pressure Liquid; Electrochemistry; Humans; Uric Acid | 1984 |
The repair of oxidized amino acids by antioxidants.
Topics: Antioxidants; Ascorbic Acid; Azides; Free Radicals; Muramidase; Oxidation-Reduction; Spectrophotometry; Tryptophan; Tyrosine; Uric Acid; Vitamin E | 1984 |
Evaluation of the enzymatic assay of serum uric acid with 2,2'-azino-di(3-ethylbenzthiazoline-6-sulphonate) (ABTS) as chromogen.
Topics: Anticoagulants; Ascorbic Acid; Benzothiazoles; Bilirubin; Blood Glucose; Hemolysis; Humans; Indicators and Reagents; Purines; Reference Values; Sulfonic Acids; Uric Acid | 1984 |
Postmortem changes of uric acid in various rat tissues: determination of uric acid by reversed-phase high-performance liquid chromatography with electrochemical detection.
Topics: Animals; Ascorbic Acid; Brain Chemistry; Chromatography, High Pressure Liquid; Electrochemistry; Liver; Muscles; Oxidation-Reduction; Postmortem Changes; Rats; Time Factors; Uric Acid | 1984 |
Urate and ascorbate: their possible roles as antioxidants in determining longevity of mammalian species.
Topics: Aging; Animals; Ascorbic Acid; Brain; Energy Metabolism; Feeding Behavior; Free Radicals; Humans; Longevity; Mice; Oxygen; Peromyscus; Sex Factors; Species Specificity; Uric Acid | 1984 |
Urinary and plasma oxalate during ingestion of pure ascorbic acid: a re-evaluation.
Topics: Ascorbic Acid; Calcium; Citrates; Female; Humans; Magnesium; Male; Oxalates; Time Factors; Uric Acid | 1983 |
Measurement of uric acid, ascorbic acid, and related metabolites in biological fluids.
Topics: Allantoin; Ascorbic Acid; Body Fluids; Chromatography, High Pressure Liquid; Chromatography, Ion Exchange; Dehydroascorbic Acid; Humans; Oxidation-Reduction; Spectrophotometry, Ultraviolet; Uric Acid | 1984 |
Prevention by 3-N-ribosyluric acid of the oxidation of bovine hemoglobin by sodium nitrite.
Topics: Animals; Ascorbic Acid; Cattle; Erythrocytes; Glutathione; Hemolysis; Hydrogen Peroxide; In Vitro Techniques; Methemoglobin; Nitrites; Oxidation-Reduction; Oxyhemoglobins; Ribonucleosides; Sodium Nitrite; Uric Acid | 1984 |
Effect of some commonly prescribed drugs on certain chemistry tests.
Topics: Acetaminophen; Ascorbic Acid; Aspartate Aminotransferases; Aspirin; Bilirubin; Blood Chemical Analysis; Blood Glucose; Calcium; Carbon Dioxide; Cholesterol; Humans; Methyldopa; Nitrofurantoin; Pharmacology; Tetracycline; Uric Acid | 1980 |
Effect of large doses of ascorbic acid in man on some nitrogenous components of urine.
Topics: Adult; Amines; Ascorbic Acid; Creatinine; Cysteine; Humans; Nitrogen; Urea; Uric Acid; Urinary Calculi | 1983 |
Uric acid provides an antioxidant defense in humans against oxidant- and radical-caused aging and cancer: a hypothesis.
Topics: Adult; Aging; Animals; Antioxidants; Ascorbic Acid; Biological Evolution; Brain; Digestive System; Erythrocyte Membrane; Female; Free Radicals; Hemoglobins; Humans; Male; Neoplasms; Oxidation-Reduction; Peroxides; Uric Acid | 1981 |
Effects of vitamin C loading on serum constituents in man.
Topics: Adult; Aged; Alanine Transaminase; Ascorbic Acid; Blood Proteins; Cholesterol; Female; Humans; L-Lactate Dehydrogenase; Lipids; Male; Middle Aged; Phosphatidylcholine-Sterol O-Acyltransferase; Serum Albumin; Serum Globulins; Triglycerides; Uric Acid | 1982 |
[L-ascorbic acid and its effect on oxalic acid excretion in the urine (author's transl)].
Topics: Adult; Ascorbic Acid; Female; Humans; Male; Oxalates; Oxalic Acid; Uric Acid | 1981 |
Renal pathogenesis of familial hyperuricemia: studies in two kindreds.
Topics: Adolescent; Ascorbic Acid; Humans; Kidney; Kidney Tubules; Male; Probenecid; Protein Binding; Purine-Pyrimidine Metabolism, Inborn Errors; Pyrazinamide; Uric Acid | 1981 |
Use of 3,5-dichloro-2-hydroxybenzenesulfonic acid/4-aminophenazone chromogenic system in direct enzymic assay of uric acid in serum and urine.
Topics: Aminopyrine; Ascorbic Acid; Benzenesulfonates; Bilirubin; Colorimetry; Drug Interactions; Humans; Indicators and Reagents; Peroxidases; Urate Oxidase; Uric Acid | 1980 |
Protein-free plasma prepared by ultrafiltration before assay of ascorbic and uric acid by liquid chromatography.
Topics: Ascorbic Acid; Blood Proteins; Chromatography, High Pressure Liquid; Humans; Ultrafiltration; Uric Acid | 1980 |
[The effect of ascorbic acid on serum uric acid concentration].
Topics: Adult; Ascorbic Acid; Female; Humans; Male; Uric Acid | 1980 |
Effect of large oral doses of ascorbic acid on uric acid excretion by normal subjects.
Topics: Administration, Oral; Adult; Ascorbic Acid; Female; Humans; Male; Metabolic Clearance Rate; Uric Acid | 1981 |
Interactions of diesel engine emissions with extracellular biological fluids.
Topics: Antioxidants; Ascorbic Acid; Blood Proteins; Humans; Kinetics; Nitrogen Oxides; Reactive Oxygen Species; Sulfhydryl Compounds; Urban Health; Uric Acid; Vehicle Emissions; Vitamin E | 1995 |
Depletion of urate in human nasal lavage following in vitro ozone exposure.
Topics: Ascorbic Acid; Dose-Response Relationship, Drug; Female; Glutathione; Humans; Male; Nasal Cavity; Nasal Lavage Fluid; Ozone; Uric Acid | 1995 |
Vitamin E protects guinea pig liver from lipid peroxidation without depressing levels of antioxidants.
Topics: Animals; Antioxidants; Ascorbic Acid; Diet; Glutathione; Guinea Pigs; Lipid Peroxidation; Liver; Male; Oxidative Stress; Uric Acid; Vitamin E | 1995 |
Ascorbic acid concentration in the lateral hypothalamus is related to plasma osmolality.
Topics: Animals; Ascorbic Acid; Brain Chemistry; Chromatography, High Pressure Liquid; Drinking; Electrochemistry; Hypothalamic Area, Lateral; Male; Microdialysis; Osmolar Concentration; Rats; Rats, Sprague-Dawley; Uric Acid; Water-Electrolyte Balance | 1995 |
Effect of hemodialysis on total antioxidant capacity and serum antioxidants in patients with chronic renal failure.
Topics: Adult; Aged; Antioxidants; Ascorbic Acid; Blood Proteins; Cholesterol; Female; Humans; Kidney Failure, Chronic; Male; Malondialdehyde; Middle Aged; Renal Dialysis; Serum Albumin; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1995 |
Cellular defence mechanisms in the striatum of young and aged rats subchronically exposed to manganese.
Topics: Aging; Animals; Ascorbic Acid; Dopamine; Glutathione; Male; Manganese Poisoning; Neostriatum; Oxidative Stress; Rats; Rats, Wistar; Reactive Oxygen Species; Serotonin; Synaptosomes; Uric Acid | 1995 |
Ozone-induced tissue injury and changes in antioxidant homeostasis in normal and ascorbate-deficient guinea pigs.
Topics: Animals; Antioxidants; Ascorbic Acid; Ascorbic Acid Deficiency; Bronchoalveolar Lavage Fluid; Cell Count; Female; Glutathione; Guinea Pigs; Homeostasis; Lung; Organ Size; Ozone; Uric Acid; Vitamin E | 1995 |
Developmental blockage of mouse embryos caused by fatty acids.
Topics: alpha-Linolenic Acid; Animals; Arachidonic Acid; Ascorbic Acid; Cell Division; Edetic Acid; Embryonic and Fetal Development; Fatty Acids; Female; Fluorescence; Hydrogen; Linoleic Acid; Linoleic Acids; Lipid Peroxidation; Mice; Mice, Inbred ICR; Oleic Acid; Oleic Acids; Palmitic Acid; Palmitic Acids; Stearic Acids; Superoxide Dismutase; Uric Acid; Vitamin E | 1994 |
Oxidative damage to extracellular fluids by ozone and possible protective effects of thiols.
Topics: 8,11,14-Eicosatrienoic Acid; Adult; Antioxidants; Ascorbic Acid; Dose-Response Relationship, Drug; Glutathione; Humans; Middle Aged; Ozone; Respiratory System; Sulfhydryl Compounds; Urban Health; Uric Acid | 1995 |
Neuronal antioxidant system and MPTP-induced oxidative stress in the striatum and brain stem of the rat.
Topics: 1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine; 1-Methyl-4-phenylpyridinium; Animals; Antioxidants; Ascorbic Acid; Behavior, Animal; Brain Stem; Dopamine; Glutathione; Male; MPTP Poisoning; Neostriatum; Neurons; Norepinephrine; Oxidative Stress; PC12 Cells; Rats; Rats, Wistar; Synaptosomes; Uric Acid | 1995 |
Plasma copper and antioxidant status in Wilson's disease.
Topics: Allantoin; Antioxidants; Ascorbic Acid; Biomarkers; Ceruloplasmin; Child; Copper; Female; Free Radicals; Hepatolenticular Degeneration; Humans; Male; Penicillamine; Thiobarbituric Acid Reactive Substances; Uric Acid; Vitamin E | 1995 |
Effects of allopurinol on 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP)-induced neurochemical changes in the striatum and in the brainstem of the rat.
Topics: 1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine; 1-Methyl-4-phenylpyridinium; Allopurinol; Animals; Ascorbic Acid; Brain Stem; Dopamine; Glutathione; Hypoxanthine; Hypoxanthines; Male; Neostriatum; Norepinephrine; Rats; Rats, Wistar; Uric Acid; Xanthines | 1995 |
Effects of a peroxisomal proliferator (PP) on plasma and tissue levels of coenzyme Q9 (CoQ), other antioxidants, and oxidative damage to DNA (oxo8dG): evidence that PPs deplete antioxidants and increase oxidative damage to DNA.
Topics: 8-Hydroxy-2'-Deoxyguanosine; Animals; Antioxidants; Ascorbic Acid; Body Composition; Deoxyguanosine; DNA Damage; Male; Microbodies; Organ Specificity; Oxidation-Reduction; Oxidative Stress; Pyrimidines; Rats; Rats, Inbred F344; Ubiquinone; Uric Acid; Vitamin E | 1994 |
Amperometric determination of lipid hydroperoxides.
Topics: Ascorbic Acid; Chemical Phenomena; Chemistry, Physical; Electric Conductivity; Electrochemistry; Electrodes; Ferrous Compounds; Hydrogen-Ion Concentration; Linoleic Acids; Linolenic Acids; Lipid Peroxides; Metallocenes; Organometallic Compounds; Oxidation-Reduction; Oxygen; Sensitivity and Specificity; Spectrophotometry; Uric Acid | 1995 |
Measurement of antioxidants in human blood plasma.
Topics: Antioxidants; Ascorbic Acid; beta Carotene; Bilirubin; Blood Chemical Analysis; Blood Proteins; Carotenoids; Chromatography, High Pressure Liquid; Diet; Disease; Electrochemistry; Humans; Indicators and Reagents; Lycopene; Sulfhydryl Compounds; Ubiquinone; Uric Acid; Vitamin E | 1994 |
Vitamin C, dehydroascorbate, and uric acid in tissues and serum: high-performance liquid chromatography.
Topics: Animals; Ascorbic Acid; Chromatography, High Pressure Liquid; Dehydroascorbic Acid; Dithioerythritol; Humans; Indicators and Reagents; Mammals; Spectrophotometry, Ultraviolet; Uric Acid | 1994 |
Measurement in vitro of human plasma glycerol with a hydrogen peroxide detecting microdialysis enzyme electrode.
Topics: Absorption; Acetaminophen; Adenosine Triphosphate; Ascorbic Acid; Biosensing Techniques; Blood Proteins; Buffers; Glycerol; Glycerol Kinase; Glycerolphosphate Dehydrogenase; Humans; Hydrogen Peroxide; Hydrogen-Ion Concentration; Microdialysis; Oxidation-Reduction; Phenylenediamines; Platinum; Uric Acid | 1994 |
Antioxidant status in controlled and uncontrolled hypertension and its relationship to endothelial damage.
Topics: Adult; Aged; Analysis of Variance; Antihypertensive Agents; Antioxidants; Arteriosclerosis; Ascorbic Acid; Biomarkers; Endothelium, Vascular; Female; Free Radical Scavengers; Humans; Hypertension; Male; Middle Aged; Uric Acid; Vitamin A; Vitamin E; von Willebrand Factor | 1994 |
Levels of water-soluble antioxidants in astrocytoma and in adjacent tumor-free tissue.
Topics: Adult; Aged; Antioxidants; Artifacts; Ascorbic Acid; Astrocytoma; Biopsy; Brain Chemistry; Brain Edema; Brain Neoplasms; Combined Modality Therapy; Cysteine; Dexamethasone; DNA, Neoplasm; Female; Free Radicals; Glioblastoma; Glutathione; Humans; Male; Middle Aged; Necrosis; Neoplasm Proteins; Oxidation-Reduction; Oxidative Stress; Phenytoin; Solubility; Stereotaxic Techniques; Tomography, X-Ray Computed; Uric Acid; Water | 1994 |
Analysis of water-soluble antioxidants by high-pressure liquid chromatography.
Topics: Animals; Antioxidants; Ascorbic Acid; Chromatography, High Pressure Liquid; Electrochemistry; Glutathione; Intestinal Mucosa; Ischemia; Kidney; Liver; Mercaptoethanol; Oxidative Stress; Pancreas; Rats; Solubility; Uric Acid; Water | 1995 |
Effect of vitamin C on antioxidants, lipid peroxidation, and GSH system in the normal guinea pig heart.
Topics: Animals; Antioxidants; Ascorbic Acid; Catalase; Diet; Eating; Glutathione; Glutathione Peroxidase; Guinea Pigs; Heart; Lipid Peroxidation; Male; Malondialdehyde; Myocardium; Oxidation-Reduction; Superoxide Dismutase; Uric Acid; Vitamin E; Weight Gain | 1994 |
A fluorescence-based method for measuring total plasma antioxidant capability.
Topics: Adult; Amidines; Antioxidants; Ascorbic Acid; Chromans; Free Radicals; Humans; Peroxides; Phycoerythrin; Spectrometry, Fluorescence; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1995 |
Correlation between 1-methyl-4-phenylpyridinium ion (MPP+) levels, ascorbic acid oxidation and glutathione levels in the striatal synaptosomes of the 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP)-treated rat.
Topics: 1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine; 3,4-Dihydroxyphenylacetic Acid; Animals; Ascorbic Acid; Behavior, Animal; Chromatography, High Pressure Liquid; Corpus Striatum; Dopamine; Dopamine Agents; Glutathione; Male; MPTP Poisoning; Nerve Endings; Oxidation-Reduction; Pyridinium Compounds; Rats; Rats, Wistar; Synaptosomes; Uric Acid | 1993 |
Determination of ascorbic acid and uric acid in plasma by high-performance liquid chromatography.
Topics: Ascorbic Acid; Chromatography, High Pressure Liquid; Humans; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 1994 |
Neurochemical monitoring and on-line pH measurements using brain microdialysis in patients in intensive care.
Topics: Acid-Base Equilibrium; Adult; Ascorbic Acid; Blood Glucose; Blood-Brain Barrier; Brain Edema; Brain Injuries; Cerebrospinal Fluid Shunts; Craniotomy; Critical Care; Cysteine; Energy Metabolism; Female; Glutathione; Humans; Hydrogen-Ion Concentration; Hypoxia, Brain; Intracranial Pressure; Lactates; Lactic Acid; Male; Microdialysis; Middle Aged; Monitoring, Physiologic; Online Systems; Postoperative Complications; Signal Processing, Computer-Assisted; Subarachnoid Hemorrhage; Uric Acid | 1994 |
Photochemiluminescent detection of antiradical activity: II. Testing of nonenzymic water-soluble antioxidants.
Topics: Adult; Animals; Antioxidants; Ascorbic Acid; Bilirubin; Child; Child, Preschool; Guinea Pigs; Humans; Infant, Newborn; Luminescent Measurements; Mice; Middle Aged; Plasma; Rats; Rats, Inbred Lew; Rats, Inbred SHR; Rats, Wistar; Solubility; Swine; Swine, Miniature; Uric Acid; Water | 1994 |
Dopaminergic system activity and cellular defense mechanisms in the striatum and striatal synaptosomes of the rat subchronically exposed to manganese.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Antioxidants; Ascorbic Acid; Corpus Striatum; Dehydroascorbic Acid; Dopamine; Glutathione; Male; Manganese; Neurons; Oxidative Stress; Rats; Rats, Wistar; Synaptosomes; Uric Acid | 1994 |
The total peroxyl radical-trapping ability of plasma and cerebrospinal fluid in normal and preeclamptic parturients.
Topics: Antioxidants; Ascorbic Acid; Female; Humans; Labor, Obstetric; Peroxides; Pre-Eclampsia; Pregnancy; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1994 |
The effects of haloperidol, scopolamine, and MK-801 on amphetamine-induced increases in ascorbic and uric acid as determined by voltammetry in vivo.
Topics: Amphetamine; Animals; Ascorbic Acid; Caudate Nucleus; Dizocilpine Maleate; Dose-Response Relationship, Drug; Electrodes; Haloperidol; Male; Rats; Rats, Wistar; Scopolamine; Uric Acid | 1994 |
Antioxidant potential of anaerobic human plasma: role of serum albumin and thiols as scavengers of carbon radicals.
Topics: Aerobiosis; Amidines; Anaerobiosis; Antioxidants; Ascorbic Acid; Benzenesulfonates; Blood Proteins; Carbon; Cysteine; Electron Spin Resonance Spectroscopy; Free Radical Scavengers; Free Radicals; Glutathione; Humans; Molecular Weight; Nitroso Compounds; Serum Albumin; Spin Labels; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1994 |
Ascorbate interferences in common clinical assays performed on three analyzers.
Topics: Ascorbic Acid; Bilirubin; Chemistry, Clinical; Cholesterol; Humans; Sensitivity and Specificity; Triglycerides; Uric Acid | 1994 |
Improved method for the analysis of ascorbic acid in plasma by high-performance liquid chromatography with electrochemical detection.
Topics: Ascorbic Acid; Chromatography, High Pressure Liquid; Colorimetry; Drug Stability; Edetic Acid; Electrochemistry; Humans; Sensitivity and Specificity; Uric Acid | 1994 |
Uric acid is reduced in the substantia nigra in Parkinson's disease: effect on dopamine oxidation.
Topics: Aged; Ascorbic Acid; Brain Chemistry; Dopamine; Female; Humans; Male; Nerve Degeneration; Neural Pathways; Oxidation-Reduction; Parkinson Disease; Substantia Nigra; Tissue Extracts; Uric Acid | 1994 |
Antioxidants in the serum of children with insulin-dependent diabetes mellitus.
Topics: Adolescent; Antioxidants; Ascorbic Acid; Child; Diabetes Mellitus, Type 1; Diabetic Angiopathies; Female; Free Radical Scavengers; Free Radicals; Humans; Lipid Peroxidation; Male; Stress, Physiological; Uric Acid; Vitamin E | 1993 |
Ascorbic acid is an abettor in calcium urolithiasis: an experimental study.
Topics: Animals; Ascorbic Acid; Calcium; Carboxylic Acids; Creatinine; Guinea Pigs; Hydrogen-Ion Concentration; Kidney; Kidney Calculi; Magnesium; Male; Mucoproteins; Phosphorus; Uric Acid; Urinary Bladder; Urinary Bladder Calculi; Uromodulin | 1993 |
Investigation of the potential for interference with whole blood glucose strips.
Topics: Acetaminophen; Ascorbic Acid; Blood Chemical Analysis; Blood Glucose; Blood Specimen Collection; Creatinine; Glucose Oxidase; Humans; Hydrogen Peroxide; Oxidation-Reduction; Reagent Strips; Reference Standards; Regression Analysis; Salicylates; Salicylic Acid; Urea; Uric Acid | 1994 |
The effects of vitamin C and urate on the oxidation kinetics of human low-density lipoprotein.
Topics: Ascorbic Acid; Humans; In Vitro Techniques; Lipid Peroxides; Lipoproteins, LDL; Oxidation-Reduction; Uric Acid; Vitamin E | 1994 |
Longevity and antioxidant enzymes, non-enzymatic antioxidants and oxidative stress in the vertebrate lung: a comparative study.
Topics: Animals; Ascorbic Acid; Enzymes; Glutathione; Longevity; Lung; Oxygen Consumption; Reactive Oxygen Species; Stress, Physiological; Uric Acid; Vertebrates | 1994 |
Maternal stress and pregnancy outcomes in a prenatal clinic population.
Topics: Adolescent; Adult; Ascorbic Acid; Black or African American; Cohort Studies; District of Columbia; Female; Gestational Age; Humans; Infant, Low Birth Weight; Infant, Newborn; Leukocyte Count; Life Style; Longitudinal Studies; Nutritional Status; Pregnancy; Pregnancy Outcome; Prenatal Care; Prospective Studies; Self Concept; Social Support; Socioeconomic Factors; Stress, Psychological; Uric Acid; Vitamin E; Zinc | 1994 |
Relationship between lipid peroxidation, fatty acid composition, and ascorbic acid in the liver during carbohydrate and caloric restriction in mice.
Topics: Animals; Ascorbic Acid; Catalase; Diet, Reducing; Dietary Carbohydrates; Electron Transport Complex IV; Fatty Acids; Glutathione; Glutathione Disulfide; Glutathione Peroxidase; Glutathione Reductase; Lipid Peroxidation; Liver; Male; Mice; Mice, Inbred Strains; Reference Values; Superoxide Dismutase; Thiobarbituric Acid Reactive Substances; Uric Acid | 1993 |
Oxidation of biologic molecules by ozone: the effect of pH.
Topics: Albumins; Ascorbic Acid; Chromatography, High Pressure Liquid; Cysteine; Glutathione; Hydrogen-Ion Concentration; Oxidation-Reduction; Ozone; Spectrometry, Fluorescence; Tyrosine; Uric Acid | 1993 |
Changes in plasma antioxidant status during eccentric exercise and the effect of vitamin supplementation.
Topics: Adolescent; Adult; Antioxidants; Ascorbic Acid; Exercise; Female; Humans; Male; Malondialdehyde; Uric Acid; Vitamin E; Vitamins | 1993 |
Maximum life span in vertebrates: relationship with liver antioxidant enzymes, glutathione system, ascorbate, urate, sensitivity to peroxidation, true malondialdehyde, in vivo H2O2, and basal and maximum aerobic capacity.
Topics: Aerobiosis; Animals; Antioxidants; Ascorbic Acid; Basal Metabolism; Glutathione; Hydrogen Peroxide; Lipid Peroxidation; Liver; Longevity; Malondialdehyde; Molecular Weight; Oxidation-Reduction; Uric Acid; Vertebrates | 1993 |
Ascorbate concentration in human cerebrospinal fluid (CSF) and serum. Intrathecal accumulation and CSF flow rate.
Topics: Ascorbic Acid; Capillary Permeability; Cerebrospinal Fluid; Chromatography, High Pressure Liquid; Humans; Nervous System Diseases; Reproducibility of Results; Uric Acid | 1993 |
Effects of ageing on 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) neurotoxic effects on striatum and brainstem in the rat.
Topics: 3,4-Dihydroxyphenylacetic Acid; Aging; Animals; Antioxidants; Ascorbic Acid; Brain Stem; Corpus Striatum; Dopamine; Glutathione; Male; MPTP Poisoning; Nerve Tissue Proteins; Pyridinium Compounds; Rats; Rats, Wistar; Uric Acid | 1993 |
Plasma antioxidants and lipid peroxidation products in falciparum malaria.
Topics: Analysis of Variance; Ascorbic Acid; Bilirubin; Blood Proteins; Ceruloplasmin; Cholesterol; Hemoglobins; Humans; Lipid Peroxidation; Malaria, Falciparum; Malondialdehyde; Serum Albumin; Triglycerides; Uric Acid | 1993 |
Modification of LCAT activity and HDL structure. New links between cigarette smoke and coronary heart disease risk.
Topics: Adult; Apolipoproteins; Ascorbic Acid; Coronary Disease; Electrophoresis, Polyacrylamide Gel; Female; Glutathione; Humans; Lipoproteins; Lipoproteins, HDL; Male; Nicotiana; Phosphatidylcholine-Sterol O-Acyltransferase; Plants, Toxic; Risk Factors; Smoke; Uric Acid; Vitamin E | 1994 |
[Condition of the serum antioxidation in normal pregnant women].
Topics: Adult; Antioxidants; Ascorbic Acid; Female; Humans; Pregnancy; Superoxide Dismutase; Uric Acid | 1993 |
Protection by L-ascorbic acid against phototoxicity in tin-protoporphyrin-treated suckling rats.
Topics: Animals; Animals, Suckling; Ascorbic Acid; Behavior, Animal; Brain; Cystine; Dermatitis, Phototoxic; Dose-Response Relationship, Drug; Free Radical Scavengers; Glutathione; Injections, Intraperitoneal; Lipid Peroxidation; Malondialdehyde; Metalloporphyrins; Protoporphyrins; Rats; Rats, Gunn; Survival Analysis; Time Factors; Uric Acid; Vitamin A; Vitamin E | 1993 |
Iron(III) chloride injection increases nigral uric acid in guinea-pig.
Topics: Animals; Ascorbic Acid; Cell Death; Chlorides; Dopamine; Ferric Compounds; Guinea Pigs; Injections; Male; Mesencephalon; Substantia Nigra; Uric Acid | 1993 |
The oxidation of blood plasma and low density lipoprotein components by chemically generated singlet oxygen.
Topics: Adult; Ascorbic Acid; Bilirubin; Blood Proteins; Hot Temperature; Humans; Kinetics; Lipid Peroxidation; Lipoproteins, LDL; Oxidation-Reduction; Oxygen; Peroxides; Plasma; Singlet Oxygen; Solubility; Sulfhydryl Compounds; Ubiquinone; Uric Acid; Vitamin E; Water | 1993 |
Improvement of the selectivity of an FIA amperometric biosensor system for glucose.
Topics: Acetaminophen; Ascorbic Acid; Blood Glucose; Chromatography, Ion Exchange; Enzymes, Immobilized; Flow Injection Analysis; Food Analysis; Glucose; Glucose Oxidase; Glycosuria; Humans; Sensitivity and Specificity; Uric Acid | 1993 |
Oxygen-radical absorbance capacity assay for antioxidants.
Topics: Adult; Antioxidants; Ascorbic Acid; beta Carotene; Bilirubin; Carotenoids; Free Radicals; Humans; Phycoerythrin; Reactive Oxygen Species; Spectrometry, Fluorescence; Uric Acid; Vitamin E | 1993 |
Reduced free-radical-trapping capacity and altered plasma antioxidant status in cystic fibrosis.
Topics: Adolescent; Antioxidants; Ascorbic Acid; Child; Child, Preschool; Cystic Fibrosis; Free Radicals; Humans; Lipid Peroxidation; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1993 |
Antioxidant defenses and its modulation by iron in carrageenan-induced inflammation in rats.
Topics: Animals; Antioxidants; Ascorbic Acid; Carrageenan; Deferoxamine; Disease Models, Animal; Granuloma; Male; Rats; Rats, Sprague-Dawley; Uric Acid; Vitamin A | 1993 |
Cigarette smoking, antioxidants, lipid peroxidation, and coronary heart disease.
Topics: Aged; Analysis of Variance; Antioxidants; Ascorbic Acid; Ceruloplasmin; Cholesterol; Coronary Disease; Diet; Glutathione Peroxidase; Humans; Lipid Peroxidation; Male; Middle Aged; Random Allocation; Risk Factors; Sex Factors; Smoking; Thiobarbituric Acid Reactive Substances; Uric Acid; Vitamin E | 1993 |
NO2 reactive absorption substrates in rat pulmonary surface lining fluids.
Topics: 1,2-Dipalmitoylphosphatidylcholine; Administration, Inhalation; Adsorption; Amino Acids; Animals; Antioxidants; Ascorbate Oxidase; Ascorbic Acid; Bronchoalveolar Lavage; Bronchoalveolar Lavage Fluid; Ethylmaleimide; Free Radicals; Glutathione; Kinetics; Lung; Male; Mathematics; Models, Theoretical; Nitrogen Dioxide; Pulmonary Surfactants; Rats; Rats, Sprague-Dawley; Urate Oxidase; Uric Acid | 1995 |
Bi-enzyme reactor for electrochemical detection of low concentrations of uric acid and glucose.
Topics: Ascorbic Acid; Biosensing Techniques; Calibration; Electrochemistry; Enzymes, Immobilized; Flow Injection Analysis; Glucose; Glucose Oxidase; Horseradish Peroxidase; Humans; Hydrogen Peroxide; Silver; Urate Oxidase; Uric Acid | 1995 |
An automated, specific, spectrophotometric method for measuring ascorbic acid in plasma (EFTSA).
Topics: Adult; Antioxidants; Ascorbate Oxidase; Ascorbic Acid; Blood Chemical Analysis; Drug Stability; Evaluation Studies as Topic; Ferric Compounds; Humans; Oxidation-Reduction; Sensitivity and Specificity; Spectrophotometry; Uric Acid | 1996 |
Is there an unidentified defence mechanism against infection in human plasma?
Topics: Adult; Aged; Aged, 80 and over; Antioxidants; Ascorbic Acid; Cefuroxime; Female; Free Radical Scavengers; Humans; Luminescent Measurements; Male; Middle Aged; Oxidation-Reduction; Penicillin G; Pneumonia; Respiratory Burst; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1996 |
Peroxynitrite-mediated formation of free radicals in human plasma: EPR detection of ascorbyl, albumin-thiyl and uric acid-derived free radicals.
Topics: Ascorbic Acid; Cyclic N-Oxides; Electron Spin Resonance Spectroscopy; Free Radicals; Humans; Kinetics; Nitrates; Oxygen Consumption; Serum Albumin; Spin Labels; Time Factors; Uric Acid | 1996 |
Dietary nitrite and scavenger antioxidants trace elements.
Topics: Animals; Antioxidants; Ascorbic Acid; Blood Glucose; Body Mass Index; Body Weight; Cholesterol; Diet; Eating; Lactates; Male; Meat; Nitrites; Proline; Rats; Selenium; Swine; Uric Acid | 1996 |
Efficacy of hypochlorous acid scavengers in the prevention of protein carbonyl formation.
Topics: Animals; Antioxidants; Ascorbic Acid; Cattle; Cysteine; Free Radical Scavengers; Glutathione; Hypochlorous Acid; Kinetics; Oxidation-Reduction; Probucol; Serum Albumin, Bovine; Thioctic Acid; Uric Acid; Vitamin E | 1996 |
Dietary non-tocopherol antioxidants present in extra virgin olive oil increase the resistance of low density lipoproteins to oxidation in rabbits.
Topics: Animals; Antioxidants; Arteriosclerosis; Ascorbic Acid; Coconut Oil; Dietary Fats, Unsaturated; Disease Susceptibility; Energy Intake; Fatty Acids; Female; Flavonoids; Food Handling; Lipid Peroxidation; Lipoproteins, LDL; Malondialdehyde; Olive Oil; Oxidation-Reduction; Phenols; Plant Oils; Polymers; Polyphenols; Rabbits; Risk Factors; Sunflower Oil; Uric Acid; Vitamin E | 1996 |
Urethral "discharge" from megadose ascorbic acid.
Topics: Ascorbic Acid; Crystallization; Humans; Hydrogen-Ion Concentration; Male; Middle Aged; Urethra; Uric Acid; Urine | 1996 |
Acute acidosis elevates malonaldehyde in rat brain in vivo.
Topics: Acidosis; Animals; Antioxidants; Ascorbic Acid; Brain; Chromatography, High Pressure Liquid; Lipid Peroxidation; Male; Malondialdehyde; Microdialysis; Oxidative Stress; Rats; Rats, Inbred Strains; Spectrophotometry, Ultraviolet; Uric Acid | 1996 |
The reaction between ABTS radical cation and antioxidants and its use to evaluate the antioxidant status of serum samples.
Topics: Antioxidants; Ascorbic Acid; Benzothiazoles; Bilirubin; Chromans; Cysteine; Glutathione; Indicators and Reagents; Sulfonic Acids; Temperature; Time Factors; Uric Acid | 1996 |
Endotoxin depletes ascorbate in the guinea pig heart. Protective effects of vitamins C and E against oxidative stress.
Topics: Analysis of Variance; Animals; Antioxidants; Ascorbic Acid; Catalase; Endotoxins; Escherichia coli; Glutathione; Glutathione Peroxidase; Guinea Pigs; Heart; Humans; Lipid Peroxidation; Lipopolysaccharides; Male; Myocardium; Oxidative Stress; Sepsis; Uric Acid; Vitamin E | 1996 |
Pulmonary dysfunction in cystic fibrosis is associated with oxidative stress.
Topics: Adolescent; Adult; Antioxidants; Ascorbic Acid; Biomarkers; Child; Child, Preschool; Cystic Fibrosis; Free Radicals; Humans; Lung; Lung Diseases; Oxidative Stress; Respiratory Function Tests; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1996 |
Ischemia/reperfusion alters uric acid and ascorbic acid levels in liver.
Topics: Animals; Ascorbic Acid; Ischemia; Liver; Liver Circulation; Membranes, Artificial; Microdialysis; Osmolar Concentration; Prostheses and Implants; Rats; Rats, Inbred Strains; Reperfusion; Uric Acid | 1996 |
The effect of ascorbate and ubiquinone supplementation on plasma and CSF total antioxidant capacity.
Topics: Adult; Antioxidants; Ascorbic Acid; Free Radicals; Humans; Male; Sulfhydryl Compounds; Ubiquinone; Uric Acid; Vitamin E | 1996 |
Lactate solid-state biosensor with multilayer of electrodeposited polymers for flow-injection clinical analysis.
Topics: Acetaminophen; Ascorbic Acid; Biosensing Techniques; Chemistry, Clinical; Electrodes; Enzymes, Immobilized; Flavonoids; Humans; Lactates; Mixed Function Oxygenases; Phenols; Platinum; Polymers; Polyphenols; Pyrroles; Uric Acid | 1996 |
The role of antioxidants in the prevention of t-butyl hydroperoxide-induced chemiluminescence.
Topics: Antioxidants; Ascorbic Acid; Glutathione; Luminescent Measurements; Peroxides; Reactive Oxygen Species; Taurine; tert-Butylhydroperoxide; Uric Acid | 1996 |
A concept for the introduction of cerebral microdialysis in neurointensive care.
Topics: Animals; Ascorbic Acid; Bicarbonates; Brain; Carbon Dioxide; Craniocerebral Trauma; Critical Care; Cysteine; Feasibility Studies; Glutathione; Humans; Hydrogen-Ion Concentration; Microdialysis; Nervous System Diseases; Rats; Rats, Inbred SHR; Uric Acid | 1996 |
Microdialytic monitoring during cerebrovascular surgery.
Topics: Ascorbic Acid; Biomarkers; Brain Ischemia; Carotid Artery Diseases; Carotid Artery, Internal; Cerebral Cortex; Cerebral Revascularization; Constriction; Cysteine; Energy Metabolism; Extracellular Space; Glucose; Glutathione; Humans; Hydrogen-Ion Concentration; Intracranial Aneurysm; Intraoperative Complications; Lactates; Microdialysis; Monitoring, Intraoperative; Sensitivity and Specificity; Subarachnoid Hemorrhage; Uric Acid | 1996 |
Increase in heart glutathione redox ratio and total antioxidant capacity and decrease in lipid peroxidation after vitamin E dietary supplementation in guinea pigs.
Topics: Animals; Antioxidants; Ascorbic Acid; Body Weight; Catalase; Diet; Electron Transport Complex IV; Glutathione; Glutathione Peroxidase; Glutathione Reductase; Guinea Pigs; Lipid Peroxidation; Male; Myocardium; Oxidation-Reduction; Superoxide Dismutase; Uric Acid; Vitamin E | 1996 |
Abnormal antioxidant vitamin and carotenoid status in chronic renal failure.
Topics: Adult; Aged; Antioxidants; Ascorbic Acid; Carotenoids; Cholesterol; Humans; Kidney Failure, Chronic; Lycopene; Middle Aged; Renal Dialysis; Uric Acid; Vitamin A; Vitamins | 1996 |
Differential depletion of human respiratory tract antioxidants in response to ozone challenge.
Topics: Antioxidants; Ascorbic Acid; Bronchoalveolar Lavage Fluid; Epithelium; Glutathione; Humans; In Vitro Techniques; Male; Oxidants, Photochemical; Oxidation-Reduction; Ozone; Uric Acid | 1996 |
Evaluation of plasma low molecular weight antioxidant capacity by cyclic voltammetry.
Topics: Antioxidants; Ascorbic Acid; Copper Sulfate; Edetic Acid; Electrochemistry; Electrodes; Heparin; Humans; Hydrogen Peroxide; Molecular Weight; Oxidative Stress; Plasma; Radiation, Ionizing; Uric Acid | 1997 |
Comparison of individual antioxidants of sperm and seminal plasma in fertile and infertile men.
Topics: Antioxidants; Ascorbic Acid; Carotenoids; Humans; Infertility, Male; Male; Semen; Spermatozoa; Sulfhydryl Compounds; Uric Acid; Vitamin A; Vitamin E | 1997 |
Influence of vitamins E and C on the toxic effects of ochratoxin A and T-2 toxin in chicks.
Topics: alpha-Tocopherol; Animal Feed; Animals; Antioxidants; Ascorbic Acid; Chickens; Factor Analysis, Statistical; Food, Fortified; Lipid Peroxidation; Liver; Male; Malondialdehyde; Mycotoxins; Ochratoxins; T-2 Toxin; Tocopherols; Uric Acid; Vitamin E | 1996 |
Blood antioxidant status and urine sulfate and thiocyanate levels in smokers.
Topics: Adult; Antioxidants; Ascorbic Acid; Catalase; Ceruloplasmin; Dehydroascorbic Acid; Erythrocytes; Glutathione Peroxidase; Humans; Male; Smoking; Sulfates; Superoxide Dismutase; Thiocyanates; Uric Acid; Vitamin E | 1996 |
One-electron oxidation pathway of peroxynitrite decomposition in human blood plasma: evidence for the formation of protein tryptophan-centred radicals.
Topics: Ascorbic Acid; Benzenesulfonates; Bicarbonates; Blood Proteins; Chromatography, Gel; Electron Spin Resonance Spectroscopy; Electron Transport; Free Radicals; Glutathione; Humans; Methionine; Nitrates; Nitroso Compounds; Peptides; Pronase; Spin Trapping; Sulfhydryl Compounds; Tryptophan; Uric Acid | 1997 |
Effect of morphine on striatal dopamine metabolism and ascorbic and uric acid release in freely moving rats.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Ascorbic Acid; Dopamine; Homovanillic Acid; Male; Microdialysis; Morphine; Narcotics; Neostriatum; Rats; Rats, Wistar; Uric Acid | 1997 |
Total radical-trapping antioxidant parameter in NIDDM patients.
Topics: Antioxidants; Ascorbic Acid; Diabetes Mellitus, Type 2; Female; Free Radicals; Humans; Male; Malondialdehyde; Middle Aged; Oxidative Stress; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1997 |
Ascorbate and urate are the strongest determinants of plasma antioxidative capacity and serum lipid resistance to oxidation in Finnish men.
Topics: Antioxidants; Ascorbic Acid; beta Carotene; Cholesterol; Copper; Female; Finland; Free Radicals; Humans; Lipids; Lipoproteins; Male; Middle Aged; Oxidation-Reduction; Smoking; Triglycerides; Uric Acid; Vitamin A; Vitamin E | 1997 |
Factors influencing the antioxidant activity determined by the ABTS.+ radical cation assay.
Topics: Antioxidants; Ascorbic Acid; Benzothiazoles; Colorimetry; Free Radical Scavengers; Free Radicals; Hydrogen Peroxide; Myoglobin; Oxidation-Reduction; Sulfonic Acids; Uric Acid; Vitamin E | 1997 |
Oxidative tissue response promoted by 5-aminolevulinic acid promptly induces the increase of plasma antioxidant capacity.
Topics: Amidines; Aminolevulinic Acid; Animals; Antioxidants; Ascorbic Acid; Blood Proteins; Brain; Chromans; Glutathione; Liver; Luminescent Measurements; Luminol; Male; Muscle, Skeletal; Oxidation-Reduction; Oxidative Stress; Plasma; Rats; Rats, Wistar; Sulfhydryl Compounds; Uric Acid | 1997 |
Age-related changes in the peroxyl radical scavenging capacity of human plasma.
Topics: Adolescent; Adult; Aged; Aged, 80 and over; Aging; Animals; Antioxidants; Ascorbic Acid; Chromans; Female; Free Radical Scavengers; Free Radicals; Glutathione; Humans; Male; Middle Aged; Oxidative Stress; Peroxides; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1997 |
Respiratory tract lining fluid antioxidants: the first line of defence against gaseous pollutants.
Topics: Air Pollutants; Antioxidants; Ascorbic Acid; Body Fluids; Bronchoalveolar Lavage Fluid; Epithelium; Glutathione; Humans; Male; Nitric Oxide; Ozone; Respiratory Physiological Phenomena; Uric Acid | 1996 |
Unidentified antioxidant defences of human plasma in immobilized patients: a possible relation to basic metabolic rate.
Topics: Aged; Aged, 80 and over; Alzheimer Disease; Antioxidants; Ascorbic Acid; Basal Metabolism; Cerebrovascular Disorders; Female; Humans; Immobilization; Middle Aged; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1997 |
Redox changes in perfusates following intracerebral penetration of microdialysis probes.
Topics: Animals; Ascorbic Acid; Brain; Catalase; Luminescent Measurements; Male; Microdialysis; Oxidation-Reduction; Perfusion; Rats; Rats, Wistar; Solutions; Uric Acid | 1997 |
Uric acid and ascorbic acid redox ratios in plasma and tracheal aspirate of preterm babies with acute and chronic lung disease.
Topics: Antioxidants; Ascorbic Acid; Biomarkers; Case-Control Studies; Chronic Disease; Free Radicals; Humans; Infant, Newborn; Infant, Premature; Lung Diseases; Oxidation-Reduction; Oxidative Stress; Reactive Oxygen Species; Respiratory Distress Syndrome, Newborn; Suction; Trachea; Uric Acid | 1997 |
Nitrogen dioxide depletes uric acid and ascorbic acid but not glutathione from lung lining fluid.
Topics: Antioxidants; Ascorbic Acid; Bronchoalveolar Lavage Fluid; Female; Glutathione; Glutathione Disulfide; Humans; Kinetics; Male; Malondialdehyde; Middle Aged; Neoplasms; Nitrogen Dioxide; Regression Analysis; Uric Acid | 1997 |
Antioxidant status in patients with uncomplicated insulin-dependent and non-insulin-dependent diabetes mellitus.
Topics: Adult; Antioxidants; Ascorbic Acid; Case-Control Studies; Diabetes Mellitus, Type 1; Diabetes Mellitus, Type 2; Diabetic Angiopathies; Female; Free Radical Scavengers; Free Radicals; Humans; Male; Middle Aged; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1997 |
Properties of electrochemically active components in mammalian vitreous humor.
Topics: Animals; Antioxidants; Ascorbic Acid; Cattle; Circadian Rhythm; Cysteine; Glutathione; Rabbits; Rats; Tyrosine; Uric Acid; Vitreous Body | 1997 |
Direct ESR detection or peroxynitrite-induced tyrosine-centred protein radicals in human blood plasma.
Topics: Amino Acid Sequence; Ascorbic Acid; Electron Spin Resonance Spectroscopy; Free Radicals; Humans; Molecular Sequence Data; Nitrates; Sulfhydryl Compounds; Tyrosine; Uric Acid | 1997 |
Increased levels of plasma cholesteryl ester hydroperoxides in patients with subarachnoid hemorrhage.
Topics: Adult; Aged; Aged, 80 and over; Antioxidants; Ascorbic Acid; Biomarkers; Cholesterol Esters; Female; Humans; Lipid Peroxides; Male; Middle Aged; Oxidation-Reduction; Severity of Illness Index; Subarachnoid Hemorrhage; Ubiquinone; Uric Acid; Vitamin E | 1997 |
Mechanisms of lipid peroxidation in human blood plasma: a kinetic approach.
Topics: Adult; Antioxidants; Ascorbic Acid; Carotenoids; Cholesterol; Copper; Fatty Acids; Humans; Kinetics; Linoleic Acids; Lipid Peroxidation; Lipid Peroxides; Lipoproteins; Lipoproteins, HDL; Lipoproteins, LDL; Oxidation-Reduction; Ubiquinone; Uric Acid; Vitamin E | 1997 |
Total plasma antioxidant capacity predicts thrombosis-prone status in NIDDM patients.
Topics: Antioxidants; Ascorbic Acid; Case-Control Studies; Diabetes Mellitus, Type 2; Diabetic Angiopathies; Female; Fibrin Fibrinogen Degradation Products; Fibrinogen; Hemostasis; Humans; Male; Middle Aged; Peptide Fragments; Predictive Value of Tests; Protein Precursors; Prothrombin; Reference Values; Regression Analysis; Risk Factors; Thrombosis; Uric Acid; Vitamin A; Vitamin E | 1997 |
Effects of antioxidants on the oxidative susceptibility of low-density lipoprotein.
Topics: Adult; Antioxidants; Ascorbic Acid; Azo Compounds; Humans; Lipid Peroxidation; Lipoproteins, LDL; Nitriles; Oxidants; Probucol; Uric Acid; Vitamin E | 1997 |
Inhibition of plasma cholesterol ester hydroperoxide and phosphatidylcholine hydroperoxide formation as measures of antioxidant status.
Topics: Allantoin; Antioxidants; Ascorbic Acid; Cholesterol Esters; Chromatography, High Pressure Liquid; Chromatography, Ion Exchange; Humans; Indicators and Reagents; Nutrition Assessment; Nutritional Status; Phosphatidylcholines; Sensitivity and Specificity; Ultrafiltration; Uric Acid; Vitamin E | 1997 |
Effects of allopurinol on striatal dopamine, ascorbate and uric acid during an acute morphine challenge: ex vivo and in vivo studies.
Topics: Allopurinol; Animals; Ascorbic Acid; Corpus Striatum; Dopamine; Enzyme Inhibitors; Male; Microdialysis; Morphine; Rats; Rats, Wistar; Reactive Oxygen Species; Uric Acid; Xanthine Oxidase | 1997 |
Release of the antioxidants ascorbate and urate from a nitrergically-innervated smooth muscle.
Topics: Adrenergic Agents; Animals; Antioxidants; Ascorbic Acid; Male; Muscle Relaxation; Muscle, Smooth; Nitric Oxide; Oxidopamine; Rats; Rats, Wistar; Uric Acid | 1997 |
Oxidative decarboxylation of benzoic acid by peroxyl radicals.
Topics: Amidines; Antioxidants; Ascorbic Acid; Benzoates; Benzoic Acid; Carbon Dioxide; Chromatography, High Pressure Liquid; Decarboxylation; Dimethyl Sulfoxide; Electron Spin Resonance Spectroscopy; Gas Chromatography-Mass Spectrometry; Hot Temperature; Mannitol; Methanol; Oxidation-Reduction; Peroxides; Uric Acid | 1998 |
A rapid gas chromatographic assay for determining oxyradical scavenging capacity of antioxidants and biological fluids.
Topics: Animals; Antioxidants; Ascorbic Acid; Body Fluids; Butyrates; Chromans; Chromatography, Gas; Cytosol; Ethylenes; Free Radical Scavengers; Glutathione; Kinetics; Liver; Microsomes; Peroxides; Rats; Solutions; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1998 |
Oxidation products of uric acid and ascorbic acid in preterm infants with chronic lung disease.
Topics: Allantoin; Ascorbic Acid; Biomarkers; Bronchoalveolar Lavage Fluid; Chronic Disease; Cohort Studies; Dehydroascorbic Acid; Female; Free Radicals; Humans; Infant, Newborn; Infant, Premature, Diseases; Lung Diseases; Male; Oxidation-Reduction; Uric Acid | 1998 |
Modeling the interactions of ozone with pulmonary epithelial lining fluid antioxidants.
Topics: Antioxidants; Ascorbic Acid; Bronchoalveolar Lavage Fluid; Drug Interactions; Epithelium; Glutathione; Humans; In Vitro Techniques; Lung; Models, Biological; Ozone; Uric Acid | 1998 |
Radical-induced lipoprotein and plasma lipid oxidation in normal and apolipoprotein E gene knockout (apoE-/-) mice: apoE-/- mouse as a model for testing the role of tocopherol-mediated peroxidation in atherogenesis.
Topics: Animals; Apolipoproteins E; Arteriosclerosis; Ascorbic Acid; Cholesterol Esters; Humans; Kinetics; Lipid Peroxidation; Lipoproteins; Lipoproteins, LDL; Lipoproteins, VLDL; Male; Mice; Mice, Inbred C57BL; Mice, Inbred CBA; Mice, Knockout; Peroxides; Uric Acid; Vitamin E | 1998 |
Aqueous humor uric acid and ascorbic acid concentrations and outcome of trabeculectomy.
Topics: Aged; Aqueous Humor; Ascorbic Acid; Chromatography, High Pressure Liquid; Female; Glaucoma; Humans; Male; Middle Aged; Regression Analysis; Risk Factors; Trabeculectomy; Treatment Outcome; Uric Acid | 1998 |
Antioxidative activity of carp blood plasma on lipid peroxidation.
Topics: Adult; Amidines; Animals; Antioxidants; Ascorbic Acid; Blood Proteins; Carps; Chromatography, High Pressure Liquid; Female; Humans; Lipid Peroxidation; Liposomes; Male; Peroxides; Phosphatidylcholines; Plasma; Uric Acid; Vitamin E | 1998 |
Tear fluid content of electrochemically active components including water soluble antioxidants.
Topics: Adult; Antioxidants; Ascorbic Acid; Chromatography, High Pressure Liquid; Cysteine; Glutathione; Humans; Tears; Tyrosine; Uric Acid | 1998 |
Plasma vitamins E and C concentrations of adult patients during cardiopulmonary bypass.
Topics: Aged; Ascorbic Acid; Body Mass Index; Cardiopulmonary Bypass; Cholesterol; Creatine Kinase; Female; Heart Atria; Humans; Isoenzymes; Male; Malondialdehyde; Middle Aged; Prospective Studies; Uric Acid; Vitamin E | 1998 |
Antioxidant defences are reduced during the oral glucose tolerance test in normal and non-insulin-dependent diabetic subjects.
Topics: Antioxidants; Ascorbic Acid; Blood Glucose; Blood Proteins; Diabetes Mellitus, Type 2; Female; Glucose Tolerance Test; Humans; Insulin; Male; Middle Aged; Reference Values; Serum Albumin; Sulfhydryl Compounds; Time Factors; Uric Acid; Vitamin E | 1998 |
Comparison of different analytical methods for assessing total antioxidant capacity of human serum.
Topics: Aged; Analysis of Variance; Antioxidants; Ascorbic Acid; Bilirubin; Chromatography, High Pressure Liquid; Colorimetry; Female; Ferric Compounds; Free Radicals; Humans; Male; Oxidation-Reduction; Reactive Oxygen Species; Reference Values; Spectrometry, Fluorescence; Uric Acid; Vitamin E | 1998 |
Effect of naloxone on morphine-induced changes in striatal dopamine metabolism and glutamate, ascorbic acid and uric acid release in freely moving rats.
Topics: 3,4-Dihydroxyphenylacetic Acid; Analgesics, Opioid; Animals; Ascorbic Acid; Corpus Striatum; Dopamine; Glutamic Acid; Homovanillic Acid; Hydroxyindoleacetic Acid; Locomotion; Male; Microdialysis; Morphine; Naloxone; Narcotic Antagonists; Rats; Rats, Wistar; Substantia Nigra; Uric Acid | 1998 |
The effects of antioxidant supplementation during Percoll preparation on human sperm DNA integrity.
Topics: Acetylcysteine; Antioxidants; Ascorbic Acid; Cell Separation; DNA; DNA Damage; Humans; In Vitro Techniques; Infertility, Male; Male; Povidone; Reactive Oxygen Species; Reproductive Techniques; Silicon Dioxide; Spermatozoa; Uric Acid; Vitamin E | 1998 |
Decarboxylation of [1-(13)C]leucine by hydroxyl radicals.
Topics: Amino Acids; Ascorbic Acid; Bicarbonates; Carbon Dioxide; Dimethyl Sulfoxide; Free Radical Scavengers; Gas Chromatography-Mass Spectrometry; Hydrogen Peroxide; Hydroxyl Radical; Leucine; Mannitol; Porphyrins; Uric Acid | 1998 |
Kainic acid causes redox changes in cerebral cortex extracellular fluid: NMDA receptor activity increases ascorbic acid whereas seizure activity increases uric acid.
Topics: Animals; Antioxidants; Ascorbic Acid; Cerebral Cortex; Excitatory Amino Acid Agonists; Extracellular Space; Kainic Acid; Male; Microdialysis; Midazolam; Oxidation-Reduction; Rats; Rats, Wistar; Receptors, N-Methyl-D-Aspartate; Seizures; Uric Acid | 1998 |
Total antioxidant capacity by enhanced chemiluminescence: contribution of urate.
Topics: Antioxidants; Ascorbic Acid; Humans; Luminescent Measurements; Urate Oxidase; Uric Acid | 1998 |
Meal-generated oxidative stress in type 2 diabetic patients.
Topics: Analysis of Variance; Antioxidants; Ascorbic Acid; Blood Glucose; Diabetes Mellitus, Type 2; Fatty Acids, Nonesterified; Female; Free Radicals; Humans; Male; Malondialdehyde; Middle Aged; Oxidative Stress; Postprandial Period; Uric Acid; Vitamin E | 1998 |
Unaltered antioxidant activity of plasma in subjects at increased risk for IDDM.
Topics: Adolescent; Antioxidants; Ascorbic Acid; Autoantibodies; Autoimmunity; Child; Diabetes Mellitus, Type 1; Female; Free Radical Scavengers; Glutamate Decarboxylase; Humans; Insulin; Islets of Langerhans; Male; Oxidative Stress; Peroxides; Risk Factors; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1998 |
Water soluble antioxidants in mammalian aqueous humor: interaction with UV B and hydrogen peroxide.
Topics: Aged; Analysis of Variance; Animals; Antioxidants; Aqueous Humor; Ascorbic Acid; Cataract; Chromatography, High Pressure Liquid; Cysteine; Disease Models, Animal; Female; Glutathione; Humans; Hydrogen Peroxide; Mammals; Oxidants; Rabbits; Rats; Rats, Sprague-Dawley; Tryptophan; Tyrosine; Ultraviolet Rays; Uric Acid | 1998 |
Optimal conditions for the simultaneous ion-pairing HPLC determination of L-ascorbic, dehydro-L-ascorbic, D-ascorbic, and uric acids with on-line ultraviolet absorbance and electrochemical detection.
Topics: Ascorbic Acid; Chromatography, High Pressure Liquid; Edetic Acid; Electrochemistry; Hydrogen-Ion Concentration; Indicators and Reagents; Spectrophotometry, Ultraviolet; Uric Acid | 1998 |
The association between the total antioxidant potential of plasma and the presence of coronary heart disease and renal dysfunction in patients with NIDDM.
Topics: Aged; Antioxidants; Ascorbic Acid; Biomarkers; Chromatography, High Pressure Liquid; Coronary Disease; Diabetes Mellitus, Type 2; Diabetic Nephropathies; Female; Humans; Male; Matched-Pair Analysis; Middle Aged; Oxidative Stress; Smoking; Statistics as Topic; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1998 |
Lung lining fluid antioxidants in male broilers: age-related changes under thermoneutral and cold temperature conditions.
Topics: Aging; Animals; Antioxidants; Ascorbic Acid; Body Fluids; Chickens; Chromatography, High Pressure Liquid; Cold Temperature; Glutathione; Lung; Male; Oxidation-Reduction; Therapeutic Irrigation; Uric Acid; Vitamin E | 1998 |
Alterations of small-molecular-weight antioxidants in the blood of smokers.
Topics: Adult; Animals; Antioxidants; Ascorbic Acid; Humans; Lipid Peroxidation; Male; Middle Aged; Molecular Weight; Oxidative Stress; Rats; Smoking; Uric Acid; Vitamin A; Vitamin E | 1998 |
The antioxidant properties of lycopene.
Topics: Animals; Antioxidants; Ascorbic Acid; beta Carotene; Butylated Hydroxytoluene; Carotenoids; Chick Embryo; Flavonols; Free Radicals; Kinetics; Lipid Peroxidation; Liposomes; Luminescent Measurements; Luminol; Lycopene; Quercetin; Rutin; Sodium Azide; Superoxide Dismutase; Uric Acid; Vitamin E | 1998 |
Antioxidant status and dialysis: plasma and saliva antioxidant activity in patients with fluctuating urate levels.
Topics: Adult; Aged; Antioxidants; Ascorbic Acid; Blood Proteins; Female; Humans; Kidney Diseases; Male; Middle Aged; Proteins; Renal Dialysis; Saliva; Uric Acid | 1998 |
Susceptibilities of plasma antioxidants and erythrocyte constituents to low levels of ozone.
Topics: Adult; Antioxidants; Ascorbic Acid; Bilirubin; Dose-Response Relationship, Drug; Erythrocytes; Humans; Male; Middle Aged; Oxidative Stress; Ozone; Uric Acid; Vitamin E | 1998 |
Diet enriched with procyanidins enhances antioxidant activity and reduces myocardial post-ischaemic damage in rats.
Topics: Aging; Angiotensin II; Animals; Antioxidants; Ascorbic Acid; Biflavonoids; Blood Glucose; Body Weight; Catechin; Cholesterol; Chromans; Creatine Kinase; Dietary Supplements; Epoprostenol; Heart; Male; Myocardial Reperfusion Injury; Myocardium; Proanthocyanidins; Rats; Rats, Wistar; Triglycerides; Uric Acid; Vitamin E | 1999 |
Soccer players under regular training show oxidative stress but an improved plasma antioxidant status.
Topics: Adolescent; Adult; Antioxidants; Ascorbic Acid; Bilirubin; Case-Control Studies; Cholesterol; Cholesterol, HDL; Humans; Luminescent Measurements; Male; Oxidative Stress; Physical Fitness; Soccer; Superoxide Dismutase; Triglycerides; Uric Acid; Vitamin E | 1999 |
Oxidative stress in newborn infants with and without asphyxia as measured by plasma antioxidants and free fatty acids.
Topics: Adult; Antioxidants; Ascorbic Acid; Asphyxia Neonatorum; Bilirubin; Coenzymes; Fatty Acids; Fatty Acids, Unsaturated; Humans; Infant, Newborn; Oxidation-Reduction; Oxidative Stress; Time Factors; Ubiquinone; Uric Acid; Vitamin E | 1999 |
Ascorbate prevents prooxidant effects of urate in oxidation of human low density lipoprotein.
Topics: Antioxidants; Ascorbic Acid; Dehydroascorbic Acid; Humans; Lipoproteins, LDL; Oxidants; Oxidation-Reduction; Uric Acid | 1999 |
Ascorbic acid and uric acid levels in lung cancer patients.
Topics: Adult; Aged; Antioxidants; Ascorbic Acid; Cholesterol; Female; Humans; Lung Neoplasms; Male; Middle Aged; Serum Albumin; Triglycerides; Uric Acid | 1999 |
Catalytic scavenging of peroxynitrite by isomeric Mn(III) N-methylpyridylporphyrins in the presence of reductants.
Topics: Ascorbic Acid; Catalysis; Free Radical Scavengers; Glutathione; Hydrogen-Ion Concentration; Isomerism; Kinetics; Metalloporphyrins; Nitrates; Oxidants; Oxidation-Reduction; Porphyrins; Reducing Agents; Tyrosine; Uric Acid | 1999 |
Intrathymic and intrasplenic oxidative stress mediates thymocyte and splenocyte damage in acutely exercised mice.
Topics: Animals; Ascorbic Acid; Catalase; Lipid Peroxides; Lymphocytes; Male; Mice; Mice, Inbred C57BL; Oxidative Stress; Physical Exertion; Reactive Oxygen Species; Spleen; Superoxide Dismutase; T-Lymphocytes; Thymus Gland; Uric Acid | 1999 |
Antioxidant defense in the follicular fluid of water buffalo.
Topics: Animals; Antioxidants; Ascorbic Acid; Buffaloes; Female; Follicular Fluid; Oocytes; Ovarian Follicle; Uric Acid; Vitamin A; Vitamin E | 1999 |
The antioxidant status of patients subjected to total body irradiation.
Topics: Adolescent; Adult; Anemia, Aplastic; Antioxidants; Ascorbic Acid; Bone Marrow Transplantation; Child; Chromatography, High Pressure Liquid; Dehydroascorbic Acid; Female; Humans; Leukemia, Myeloid, Acute; Male; Middle Aged; Oxidative Stress; Uric Acid; Whole-Body Irradiation | 1999 |
Plasma ubiquinone to ubiquinol ratio in patients with hepatitis, cirrhosis, and hepatoma, and in patients treated with percutaneous transluminal coronary reperfusion.
Topics: Adult; Aged; Aged, 80 and over; Angioplasty, Balloon, Coronary; Ascorbic Acid; beta Carotene; Bilirubin; Biomarkers; Carcinoma, Hepatocellular; Carotenoids; Female; Hepatitis; Humans; Liver Cirrhosis; Liver Neoplasms; Lycopene; Male; Middle Aged; Oxidative Stress; Reference Values; Ubiquinone; Uric Acid; Vitamin E | 1999 |
Critical evaluation of plasma and LDL oxidant-trapping potential in hemodialysis patients.
Topics: Aged; Antioxidants; Ascorbic Acid; Biomarkers; Female; Free Radical Scavengers; Glutathione Peroxidase; Humans; Kidney Failure, Chronic; Lipoproteins, LDL; Male; Malondialdehyde; Middle Aged; Oxidation-Reduction; Oxidative Stress; Renal Dialysis; Triglycerides; Uric Acid; Vitamin E | 1999 |
Semecarpus anacardium L. nut extract administration induces the in vivo antioxidant defence system in aflatoxin B1 mediated hepatocellular carcinoma.
Topics: Aflatoxin B1; Animals; Antioxidants; Ascorbic Acid; Carcinogens; Carcinoma, Hepatocellular; Cytochrome P-450 Enzyme System; India; Liver Neoplasms, Experimental; Male; Nuts; Plant Extracts; Plants, Medicinal; Rats; Rats, Wistar; Uric Acid; Vitamin E | 1999 |
Total antioxidative capacity is normal in sera from psoriasis patients despite elevated bilirubin, tocopherol and urate levels.
Topics: Antioxidants; Ascorbic Acid; Bilirubin; Blood Proteins; Chromatography, High Pressure Liquid; Humans; Psoriasis; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1999 |
Modeling the interactions of particulates with epithelial lining fluid antioxidants.
Topics: Air Pollutants; Antioxidants; Ascorbic Acid; Body Fluids; Carbon; Drug Interactions; Epithelium; Glutathione; Glutathione Disulfide; Lung; Silicon Dioxide; Solutions; Uric Acid | 1999 |
The effect of vitamin C on laboratory tests in haemodialysis patients: is there a relationship between the administered vitamin C dose and serum uric acid levels?
Topics: Ascorbic Acid; Dose-Response Relationship, Drug; Female; Humans; Male; Renal Dialysis; Uric Acid | 1999 |
Plasma antioxidant defense in actinic keratosis and basal cell carcinoma.
Topics: Adult; Aged; Antioxidants; Ascorbic Acid; Carcinoma, Basal Cell; Ceruloplasmin; Erythrocytes; Female; Glutathione; Humans; Keratosis; Male; Middle Aged; Reference Values; Serum Albumin; Skin Neoplasms; Sulfhydryl Compounds; Uric Acid; Vitamin E | 1999 |
Role of reactive oxygen species (ROS) in the diabetes-induced anomalies in rat embryos in vitro: reduction in antioxidant enzymes and low-molecular-weight antioxidants (LMWA) may be the causative factor for increased anomalies.
Topics: 3-Hydroxybutyric Acid; Acetoacetates; Animals; Antioxidants; Ascorbic Acid; Catalase; Congenital Abnormalities; Culture Media; Embryo, Mammalian; Female; Glucose; Models, Biological; Organ Culture Techniques; Pregnancy; Pregnancy in Diabetics; Rats; Superoxide Dismutase; Uric Acid; Vitamin E; Yolk Sac | 1999 |
Vitamin C, uric acid, and glutathione gradients in murine stratum corneum and their susceptibility to ozone exposure.
Topics: Animals; Antioxidants; Ascorbic Acid; Epidermis; Female; Glutathione; Mice; Mice, Hairless; Ozone; Uric Acid | 1999 |
Time-course of oxidation of lipids in human cerebrospinal fluid in vitro.
Topics: Adult; Aged; Ascorbic Acid; Cerebrospinal Fluid; Chelating Agents; Copper; Humans; Iron; Kinetics; Lipid Peroxides; Lipids; Lipoproteins; Middle Aged; Neurodegenerative Diseases; Oxidants; Oxidation-Reduction; Thiobarbituric Acid Reactive Substances; Time Factors; Uric Acid; Vitamin E | 2000 |
Simultaneous detection of vitamin C and uric acid by capillary electrophoresis in plasma of diabetes and in aqueous humor in acute anterior uveitis.
Topics: Aqueous Humor; Ascorbic Acid; Diabetes Mellitus; Electrophoresis, Capillary; Humans; Reference Values; Reproducibility of Results; Uric Acid; Uveitis, Anterior | 1999 |
Nonenzymatic elimination of ascorbic acid in clinical samples.
Topics: Ascorbate Oxidase; Ascorbic Acid; Calibration; Chromogenic Compounds; Clinical Chemistry Tests; Cyclic N-Oxides; Free Radical Scavengers; Humans; Linear Models; Reference Values; Reproducibility of Results; Spectrophotometry, Ultraviolet; Spin Labels; Uric Acid | 2000 |
Protective effect of oleuropein, an olive oil biophenol, on low density lipoprotein oxidizability in rabbits.
Topics: Animals; Ascorbic Acid; Cholesterol; Chromatography, High Pressure Liquid; Copper; Dietary Fats; Female; Iridoid Glucosides; Iridoids; Lipid Peroxidation; Lipoproteins, LDL; Olive Oil; Plant Oils; Pyrans; Rabbits; Triglycerides; Uric Acid; Vitamin E | 2000 |
Vitamin C prevents the acute atherogenic effects of passive smoking.
Topics: Adult; Arteriosclerosis; Ascorbic Acid; beta Carotene; Female; Free Radicals; Humans; Lipid Peroxidation; Male; Middle Aged; Peroxides; Time Factors; Tobacco Smoke Pollution; Uric Acid; Vitamin A | 2000 |
On the mechanism of d-amphetamine-induced changes in glutamate, ascorbic acid and uric acid release in the striatum of freely moving rats.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Ascorbic Acid; Dextroamphetamine; Dopamine; Dopamine Antagonists; Dopamine Uptake Inhibitors; Glutamic Acid; Haloperidol; In Vitro Techniques; Injections; Male; Microdialysis; Motor Activity; Neostriatum; Oxidation-Reduction; Rats; Rats, Wistar; Stereotaxic Techniques; Stereotyped Behavior; Uric Acid | 2000 |
Plasma chain-breaking antioxidants in preterm infants with good and poor short-term outcome.
Topics: Adolescent; Adult; Antioxidants; Ascorbic Acid; Bilirubin; Bronchopulmonary Dysplasia; Case-Control Studies; Female; Free Radical Scavengers; Humans; Infant, Newborn; Infant, Premature; Intracranial Hemorrhages; Male; Prognosis; Retinopathy of Prematurity; Uric Acid; Vitamin E | 1999 |
Biomarkers of oxidative stress study: are plasma antioxidants markers of CCl(4) poisoning?
Topics: Animals; Antioxidants; Ascorbic Acid; Biomarkers; Carbon Tetrachloride Poisoning; Disease Models, Animal; Electron Spin Resonance Spectroscopy; Free Radicals; Glutathione; Liver; Oxidative Stress; Rats; Rats, Inbred F344; Ubiquinone; Uric Acid; Vitamin E | 2000 |
Chronic effects of an aminosteroid on microdialytically measured parameters after experimental middle cerebral artery occlusion in the rat.
Topics: Animals; Ascorbic Acid; Brain Ischemia; Drug Evaluation, Preclinical; Free Radicals; Glucose; Infarction, Middle Cerebral Artery; Lactic Acid; Male; Microdialysis; Neuroprotective Agents; Pregnatrienes; Rats; Rats, Inbred SHR; Uric Acid | 2000 |
Microfabricated electrophoresis chips for simultaneous bioassays of glucose, uric acid, ascorbic acid, and acetaminophen.
Topics: Acetaminophen; Ascorbic Acid; Electrophoresis, Capillary; Enzymes, Immobilized; Glucose; Microcomputers; Microelectrodes; Uric Acid | 2000 |
Determination of ascorbic acid and dehydroascorbic acid in biological samples by high-performance liquid chromatography using subtraction methods: reliable reduction with tris[2-carboxyethyl]phosphine hydrochloride.
Topics: Ascorbic Acid; Chromatography, High Pressure Liquid; Dehydroascorbic Acid; Dithiothreitol; Humans; Hydrogen-Ion Concentration; Models, Chemical; Oxygen; Phosphines; Reproducibility of Results; Time Factors; Uric Acid | 2000 |
Manganese increases L-DOPA auto-oxidation in the striatum of the freely moving rat: potential implications to L-DOPA long-term therapy of Parkinson's disease.
Topics: 3,4-Dihydroxyphenylacetic Acid; Acetylcysteine; Animals; Ascorbic Acid; Chlorides; Chromatography, High Pressure Liquid; Corpus Striatum; Dialysis Solutions; Dopamine; Homovanillic Acid; Infusion Pumps; Levodopa; Male; Manganese; Manganese Compounds; Microdialysis; Movement; Oxidation-Reduction; Parkinson Disease; Rats; Rats, Wistar; Time Factors; Uric Acid | 2000 |
Probe-assisted flow cytometric analysis of erythrocyte membrane response to site-specific oxidant stress.
Topics: Antioxidants; Ascorbic Acid; Benzene Derivatives; Dose-Response Relationship, Drug; Erythrocyte Membrane; Flow Cytometry; Fluorescent Dyes; Humans; Lipid Peroxidation; Oxidative Stress; Time Factors; Uric Acid; Vitamin E | 2000 |
Ozone adaptation in mice and its association with ascorbic acid in the lung.
Topics: Acetylglucosaminidase; Adaptation, Physiological; Administration, Inhalation; Air Pollutants; Albumins; Animals; Ascorbic Acid; Bronchoalveolar Lavage Fluid; Cell Count; Dose-Response Relationship, Drug; gamma-Glutamyltransferase; Glutathione; L-Lactate Dehydrogenase; Lung; Male; Mice; Muramidase; Ozone; Proteins; Total Lung Capacity; Uric Acid | 2000 |
Plasma antioxidants and longevity: a study on healthy centenarians.
Topics: Aged; Aged, 80 and over; Aging; Antioxidants; Ascorbic Acid; Carotenoids; Erythrocytes; Female; Glutathione Peroxidase; Humans; Longevity; Male; Middle Aged; Oxidative Stress; Sulfhydryl Compounds; Superoxide Dismutase; Uric Acid; Vitamin A; Vitamin E; Vitamins | 2000 |
UV absorption by uric acid in diurnal bird aqueous humor.
Topics: Absorption; Animals; Aqueous Humor; Ascorbic Acid; Cattle; Chickens; Chromatography, High Pressure Liquid; Eye Proteins; Spectrophotometry, Ultraviolet; Tryptophan; Turkeys; Tyrosine; Ultraviolet Rays; Uric Acid | 2000 |
High-pressure liquid chromatography analysis of ozone-induced depletion of hydrophilic and lipophilic antioxidants in murine skin.
Topics: Animals; Antioxidants; Ascorbic Acid; Chromatography, High Pressure Liquid; Glutathione; Mice; Ozone; Skin; Uric Acid | 2000 |
Extracellular glutamate and other metabolites in and around RG2 rat glioma: an intracerebral microdialysis study.
Topics: Amino Acids; Animals; Ascorbic Acid; Brain Chemistry; Brain Neoplasms; Extracellular Space; Female; Glioma; Glucose; Glutamic Acid; Lactic Acid; Magnetic Resonance Imaging; Microdialysis; Rats; Rats, Inbred F344; Uric Acid | 2000 |
A fluorometric method for measurement of oxygen radical-scavenging activity of water-soluble antioxidants.
Topics: Amidines; Animals; Antioxidants; Area Under Curve; Ascorbic Acid; Chromans; Dogs; Fluoresceins; Free Radicals; Humans; Oxygen; Quercetin; Rutin; Spectrometry, Fluorescence; Time Factors; Uric Acid | 2000 |
Autoantibody against oxidized low-density lipoproteins may be enhanced by cigarette smoking.
Topics: Adult; Antioxidants; Ascorbic Acid; Autoantibodies; Body Mass Index; Diet; Humans; Immunoglobulin G; Lipoproteins, LDL; Male; Smoking; Uric Acid; Vitamin A; Vitamin E | 2000 |
Tyrosine as important contributor to the antioxidant capacity of seminal plasma.
Topics: Amidines; Antioxidants; Ascorbic Acid; Benzothiazoles; Drug Synergism; Free Radicals; Humans; Indicators and Reagents; Male; Oxidants; Oxidation-Reduction; Semen; Spectrophotometry; Sulfonic Acids; Taurine; Tyrosine; Uric Acid; Vitamin E | 2000 |
Postprandial increases in serum antioxidant capacity in older women.
Topics: Aged; Ascorbic Acid; Bilirubin; Diet; Eating; Fasting; Humans; Male; Postprandial Period; Uric Acid; Vitamin E | 2000 |
Alteration in plasma antioxidant capacities in chronic renal failure and hemodialysis patients: a possible explanation for the increased cardiovascular risk in these patients.
Topics: Aged; Analysis of Variance; Antioxidants; Ascorbic Acid; Cardiovascular Diseases; Case-Control Studies; Cholesterol; Electron Spin Resonance Spectroscopy; Female; Free Radicals; Humans; Kidney Failure, Chronic; Male; Middle Aged; Nitrates; Nitric Oxide; Nitrites; Oxidative Stress; Renal Dialysis; Risk Factors; Sulfhydryl Compounds; Uric Acid; Vitamin E | 2000 |
Ascorbic acid concentration and total antioxidant activity of human tear fluid measured using the FRASC assay.
Topics: Adult; Antioxidants; Ascorbic Acid; Female; Humans; Hydrogen-Ion Concentration; Male; Reproducibility of Results; Sensitivity and Specificity; Sex Factors; Specimen Handling; Tears; Uric Acid | 2000 |
Antioxidative activity of urate in bovine milk.
Topics: Animals; Ascorbic Acid; Cattle; Food Preservation; Hydrogen Peroxide; Light; Milk; Milk Proteins; Peroxidases; Riboflavin; Tyrosine; Uric Acid | 2000 |
Role of exercise and ascorbate on plasma antioxidant capacity in thoroughbred race horses.
Topics: Animals; Antioxidants; Ascorbic Acid; Blood Proteins; Creatine Kinase; Female; Free Radicals; Horses; Lipid Peroxidation; Male; Oxidative Stress; Oxygen Consumption; Physical Exertion; Running; Thiobarbituric Acid Reactive Substances; Uric Acid | 2001 |
Ascorbyl free radical release in diabetic patients.
Topics: Antioxidants; Ascorbic Acid; Cholesterol; Cholesterol, HDL; Cholesterol, LDL; Diabetes Mellitus, Type 1; Diabetes Mellitus, Type 2; Electron Spin Resonance Spectroscopy; Female; Free Radicals; Humans; Lipid Peroxidation; Male; Oxidative Stress; Spectrophotometry; Thiobarbituric Acid Reactive Substances; Triglycerides; Uric Acid; Vitamin E | 2000 |
Is ceruloplasmin an important catalyst for S-nitrosothiol generation in hypercholesterolemia?
Topics: Apolipoproteins B; Ascorbic Acid; Catalysis; Ceruloplasmin; Cholesterol; Cholesterol Esters; Cholesterol, LDL; Humans; Hydrogen Peroxide; Hypercholesterolemia; Lipoproteins, LDL; Mercaptoethanol; Nitrates; Nitrites; Nitroso Compounds; S-Nitrosothiols; Tyrosine; Uric Acid; Vitamin E | 2001 |
Ascorbate prevents microvascular dysfunction in the skeletal muscle of the septic rat.
Topics: Animals; Ascorbic Acid; Capillaries; Carbon Dioxide; Cecum; Endothelium, Vascular; Hemoglobins; Hydrogen Peroxide; Infusions, Intravenous; Male; Microcirculation; Muscle, Skeletal; Oxygen; Rats; Rats, Sprague-Dawley; Resuscitation; Sepsis; Survival; Uric Acid | 2001 |
Glutathione deficiency potentiates manganese-induced increases in compounds associated with high-energy phosphate degradation in discrete brain areas of young and aged rats.
Topics: Aging; Animals; Antimetabolites; Ascorbic Acid; Brain; Buthionine Sulfoximine; Dehydroascorbic Acid; Drug Synergism; Energy Metabolism; Glutathione; Hypoxanthine; Inosine; Male; Manganese; Phosphates; Rats; Rats, Wistar; Tissue Distribution; Uric Acid; Xanthine | 2000 |
Hydrogen peroxide-induced deacetylation of acetyl resorufin as a novel indicator reaction for fluorometric detection of glucose using only glucose oxidase.
Topics: Ascorbic Acid; Bilirubin; Catalysis; Dealkylation; Glucose; Glucose Oxidase; Hydrogen Peroxide; Indicators and Reagents; Oxazines; Spectrometry, Fluorescence; Uric Acid | 2001 |
Ascorbate acid concentration in airways lining fluid from infants who develop chronic lung disease of prematurity.
Topics: Analysis of Variance; Antioxidants; Ascorbic Acid; Bronchoalveolar Lavage Fluid; Bronchopulmonary Dysplasia; Case-Control Studies; Female; Glutathione; Humans; Infant, Newborn; Infant, Premature; Male; Uric Acid | 2001 |
Functional characterization of a maize purine transporter by expression in Aspergillus nidulans.
Topics: Ascorbic Acid; Aspergillus nidulans; Biological Transport; Genetic Complementation Test; Membrane Transport Proteins; Plant Proteins; Purines; Uric Acid; Xanthine; Zea mays | 2001 |
Covalent modification of glassy carbon electrode with glutamic acid for simultaneous determination of uric acid and ascorbic acid.
Topics: Ascorbic Acid; Carbon; Electrochemistry; Electrodes; Glutamic Acid; Humans; Uric Acid | 2001 |
Residual oil fly ash inhalation in guinea pigs: influence of absorbate and glutathione depletion.
Topics: Administration, Inhalation; Air Pollutants; Animals; Antioxidants; Ascorbic Acid; Ascorbic Acid Deficiency; Body Temperature; Bronchoalveolar Lavage Fluid; Carbon; Cell Count; Coal Ash; Disease Models, Animal; Eosinophils; Glutathione; Guinea Pigs; L-Lactate Dehydrogenase; Lung; Lung Diseases; Macrophages, Alveolar; Male; Nasal Lavage Fluid; Neutrophils; Particle Size; Particulate Matter; Survival Rate; Time Factors; Uric Acid | 2001 |
Oxidant stress and glioblastoma multiforme risk: serum antioxidants, gamma-glutamyl transpeptidase, and ferritin.
Topics: Acute-Phase Reaction; Aged; alpha-Tocopherol; Antioxidants; Ascorbic Acid; Brain Neoplasms; Case-Control Studies; Female; Ferritins; gamma-Glutamyltransferase; gamma-Tocopherol; Glioblastoma; Humans; Male; Middle Aged; Oxidative Stress; Pilot Projects; Risk Factors; Ubiquinone; Uric Acid | 2000 |
Postischemic myocardial recovery and oxidative stress status of vitamin C deficient rat hearts.
Topics: Analysis of Variance; Animals; Ascorbic Acid; Ascorbic Acid Deficiency; Electron Spin Resonance Spectroscopy; Free Radicals; Gene Expression Regulation; Glutathione Peroxidase; HSP70 Heat-Shock Proteins; Male; Myocardial Contraction; Myocardial Reperfusion Injury; Myocardium; Oxidative Stress; Perfusion; Rats; Rats, Mutant Strains; Rats, Wistar; Reverse Transcriptase Polymerase Chain Reaction; Superoxide Dismutase; Uric Acid; Vitamin E | 2001 |
Ascorbate dynamics and oxygen consumption during arousal from hibernation in Arctic ground squirrels.
Topics: Adipose Tissue; Animals; Antioxidants; Arousal; Ascorbic Acid; Brain; Glutathione; Hibernation; Leukocytes; Oxygen Consumption; Sciuridae; Temperature; Time Factors; Uric Acid | 2001 |
Microdialytical monitoring of uric and ascorbic acids in the brains of patients after severe brain injury and during neurovascular surgery.
Topics: Adult; Aged; Ascorbic Acid; Chromatography, High Pressure Liquid; Female; Humans; Male; Microdialysis; Middle Aged; Time Factors; Uric Acid | 2001 |
Prime solutions for cardiopulmonary bypass in neonates: antioxidant capacity of prime based on albumin or fresh frozen plasma.
Topics: Albumins; Antioxidants; Ascorbic Acid; Blood Proteins; Cardioplegic Solutions; Cardiopulmonary Bypass; Chemistry, Pharmaceutical; Drug Evaluation, Preclinical; Free Radical Scavengers; Humans; Infant, Newborn; Lipid Peroxidation; Malondialdehyde; Morbidity; Oxidative Stress; Plasma; Postoperative Complications; Treatment Outcome; Ultrafiltration; Uric Acid | 2001 |
A study on the role of nitric oxide and iron in 3-morpholino-sydnonimine-induced increases in dopamine release in the striatum of freely moving rats.
Topics: 3,4-Dihydroxyphenylacetic Acid; Acetylcysteine; Animals; Ascorbic Acid; Corpus Striatum; Deferoxamine; Dialysis Solutions; Dopamine; Dose-Response Relationship, Drug; Free Radical Scavengers; Homovanillic Acid; Iron; Male; Metalloporphyrins; Molsidomine; Movement; Nitric Oxide; Nitric Oxide Donors; Rats; Rats, Wistar; Uric Acid | 2001 |
Influence of plasma glutathione levels on radiation mucositis.
Topics: Ascorbic Acid; Carcinoma, Squamous Cell; Cysteine; Dose Fractionation, Radiation; Glutathione; Humans; Linear Models; Mouth Mucosa; Mouth Neoplasms; Sensitivity and Specificity; Stomatitis; Uric Acid | 2001 |
Synthesis of ascorbate and urate in the ovary of water buffalo.
Topics: Animals; Antioxidants; Ascorbic Acid; Buffaloes; Caspase 3; Caspases; Chromatography, High Pressure Liquid; Enzyme-Linked Immunosorbent Assay; Female; Follicular Fluid; Granulosa Cells; L-Gulonolactone Oxidase; Microsomes; Ovary; Rats; Sugar Alcohol Dehydrogenases; Tyrosine; Uric Acid | 2001 |
Oxidative stress in lavage fluid of preterm infants at risk of chronic lung disease.
Topics: Antioxidants; Ascorbic Acid; Biomarkers; Bronchoalveolar Lavage Fluid; Chronic Disease; Female; Humans; Infant, Newborn; Infant, Premature; Lung; Lung Diseases; Male; Oxidation-Reduction; Oxidative Stress; Proteins; Respiration, Artificial; Risk Factors; Treatment Outcome; Uric Acid | 2001 |
Selective permeation of hydrogen peroxide through polyelectrolyte multilayer films and its use for amperometric biosensors.
Topics: Acetaminophen; Ascorbic Acid; Biosensing Techniques; Electrochemistry; Electrodes; Hydrogen Peroxide; Polyamines; Polyelectrolytes; Uric Acid | 2001 |
Mice transgenic for exon 1 of the Huntington's disease gene display reduced striatal sensitivity to neurotoxicity induced by dopamine and 6-hydroxydopamine.
Topics: Aging; Animals; Ascorbic Acid; Dopamine; Dopamine and cAMP-Regulated Phosphoprotein 32; Dose-Response Relationship, Drug; Drug Resistance; Exons; Glutathione; Huntington Disease; Mice; Mice, Knockout; Mice, Transgenic; Microscopy, Electron; Neostriatum; Nerve Tissue Proteins; Neurons; Neurotoxins; Oxidative Stress; Oxidopamine; Phosphoproteins; Quinolinic Acid; Retrograde Degeneration; Substantia Nigra; Superoxide Dismutase; Superoxide Dismutase-1; Uric Acid | 2001 |
Closed head injury increases extracellular levels of antioxidants in rat hippocampus in vivo: an adaptive mechanism?
Topics: Animals; Antioxidants; Ascorbic Acid; Brain Injuries; Extracellular Space; Head Injuries, Closed; Hippocampus; Male; Microdialysis; Neurons; Oxidative Stress; Rats; Rats, Inbred Strains; Reactive Oxygen Species; Up-Regulation; Uric Acid | 2001 |
Why pus is bad for the brain.
Topics: Allantoin; Animals; Ascorbic Acid; Brain; Cerebrospinal Fluid; Free Radical Scavengers; Humans; Meningitis, Bacterial; Prognosis; Suppuration; Treatment Outcome; Tyrosine; Uric Acid | 2002 |
Oxidative stress in bacterial meningitis in humans.
Topics: Adolescent; Adult; Aged; Aged, 80 and over; Aldehydes; Allantoin; Ascorbic Acid; Brain; Cysteine Proteinase Inhibitors; Female; Free Radical Scavengers; Glasgow Outcome Scale; Humans; Immunohistochemistry; Male; Meningitis, Bacterial; Middle Aged; Neurons; Oxidative Stress; Reactive Nitrogen Species; Statistics as Topic; Treatment Outcome; Tyrosine; Uric Acid | 2002 |
[Vitamin C and uric acid concentrations in plasma and gastric mucosa in patients regularly consuming vegetables, fruits and fruit juices].
Topics: Adult; Analysis of Variance; Antioxidants; Ascorbic Acid; Beverages; Chromatography, High Pressure Liquid; Feeding Behavior; Female; Fruit; Gastric Mucosa; Gastritis; Helicobacter Infections; Helicobacter pylori; Humans; Male; Middle Aged; Uric Acid; Vegetables | 2001 |
Assessment of antioxidant activity by using different in vitro methods.
Topics: Antioxidants; Ascorbic Acid; Beverages; Chemistry Techniques, Analytical; Chromans; Fluorescence; Fruit; Gallic Acid; Reproducibility of Results; Sensitivity and Specificity; Tea; Uric Acid | 2002 |
An in vitro hydroxyl radical generation assay for microdialysis sampling calibration.
Topics: Ascorbic Acid; Calibration; Chromatography, High Pressure Liquid; Hydroxybenzoates; Hydroxyl Radical; Hypoxanthine; Microdialysis; Uric Acid; Xanthine; Xanthine Oxidase | 2002 |
A reassessment of the peroxynitrite scavenging activity of uric acid.
Topics: alpha 1-Antitrypsin; Antioxidants; Ascorbic Acid; Benzothiazoles; Bicarbonates; Chromans; Coloring Agents; Glutathione; Guanine; Humans; Indicators and Reagents; Peroxynitrous Acid; Pyrogallol; Reactive Nitrogen Species; Serine Proteinase Inhibitors; Sulfonic Acids; Tyrosine; Uric Acid | 2002 |
Plasma antioxidants in pediatric patients with glycogen storage disease, diabetes mellitus, and hypercholesterolemia.
Topics: Adolescent; Adult; Antioxidants; Ascorbic Acid; Child; Child, Preschool; Cholesterol; Chromatography, High Pressure Liquid; Coenzymes; Diabetes Mellitus, Type 1; Female; Glycogen Storage Disease Type I; Hemoglobins; Homocysteine; Humans; Hyperlipoproteinemia Type II; Infant; Lipoproteins, LDL; Male; Malondialdehyde; Sulfhydryl Compounds; Triglycerides; Ubiquinone; Uric Acid; Vitamin E | 2002 |
Assay of total antioxidant capacity: comparison of four methods as applied to human blood plasma.
Topics: Adult; Amidines; Antioxidants; Ascorbic Acid; Benzothiazoles; Biphenyl Compounds; Chemistry, Clinical; Female; Glutathione; Humans; Kinetics; Male; Middle Aged; Oxidative Stress; Picrates; Plasma; Spectrophotometry; Sulfonic Acids; Uric Acid | 2002 |
Persistent oxidative stress in colorectal carcinoma patients.
Topics: 8-Hydroxy-2'-Deoxyguanosine; Adult; Aged; Aged, 80 and over; Ascorbic Acid; Chromatography, High Pressure Liquid; Colonic Neoplasms; Deoxyguanosine; DNA; Female; Humans; Lymphocytes; Male; Middle Aged; Oxidative Stress; Uric Acid; Vitamin A; Vitamin E | 2002 |
Carbon fiber bundle-Au-Hg dual-electrode detection for capillary electrophoresis.
Topics: Ascorbic Acid; Carbon; Cysteine; Electrodes; Electrophoresis, Capillary; Glutathione; Gold; Humans; Mercury; Reproducibility of Results; Uric Acid | 2002 |
Urate produced during hypoxia protects heart proteins from peroxynitrite-mediated protein nitration.
Topics: Animals; Ascorbic Acid; Brain; Heart; Hypoxanthine; Hypoxia; In Vitro Techniques; Myocardium; Nitric Oxide; Nitrosation; Peroxynitrous Acid; Rats; Rats, Sprague-Dawley; Tyrosine; Urate Oxidase; Uric Acid; Xanthine Dehydrogenase; Xanthine Oxidase | 2002 |
Comparison of uric acid and ascorbic acid in protection against EAE.
Topics: Albumins; Animals; Antioxidants; Ascorbic Acid; Blood-Brain Barrier; Cell Line; Encephalomyelitis, Autoimmune, Experimental; Free Radicals; Immunohistochemistry; Iron; Lipid Peroxidation; Mice; Molsidomine; Myelin Sheath; Nitric Oxide; Oxygen; Peroxynitrous Acid; Rhodamines; Time Factors; Tyrosine; Uric Acid | 2002 |
A selective voltammetric method for uric acid detection at beta-cyclodextrin modified electrode incorporating carbon nanotubes.
Topics: Ascorbic Acid; beta-Cyclodextrins; Cyclodextrins; Electrochemistry; Electrodes; Humans; Microscopy, Electron, Scanning; Nanotubes, Carbon; Uric Acid | 2002 |
Studies of sol-gel ceramic film incorporating methylene blue on glassy carbon: an electrocatalytic system for the simultaneous determination of ascorbic and uric acids.
Topics: Ascorbic Acid; Carbon; Catalysis; Ceramics; Electrodes; Humans; Indicators and Reagents; Methylene Blue; Uric Acid | 2002 |
The relation between single/double or repeated tea catechin ingestions and plasma antioxidant activity in humans.
Topics: Adult; alpha-Tocopherol; Antioxidants; Ascorbic Acid; Bilirubin; Catechin; Cholesterol; Dose-Response Relationship, Drug; Female; Flavonoids; Humans; Kinetics; Phenols; Plant Extracts; Polymers; Tea; Uric Acid | 2002 |
Antioxidants and oxidative stress in BAL fluid of atopic asthmatic children.
Topics: alpha-Tocopherol; Antioxidants; Ascorbic Acid; Asthma; beta Carotene; Bronchoalveolar Lavage Fluid; Carotenoids; Child; Child, Preschool; Female; Humans; Lipid Peroxidation; Lycopene; Male; Malondialdehyde; Oxidative Stress; Uric Acid; Vitamin A | 2003 |
Physical fitness and plasma non-enzymatic antioxidant status at rest and after a wingate test.
Topics: Adult; alpha-Tocopherol; Analysis of Variance; Antioxidants; Ascorbic Acid; beta Carotene; Bicycling; Exercise Test; Humans; Lactates; Male; Oxidative Stress; Physical Fitness; Uric Acid | 2003 |
Marked decrease in plasma antioxidants in aged osteoporotic women: results of a cross-sectional study.
Topics: Activities of Daily Living; Aged; Aging; Antioxidants; Ascorbic Acid; Body Mass Index; Bone and Bones; Cross-Sectional Studies; Diet; Erythrocytes; Female; Fractures, Bone; Glutathione Peroxidase; Humans; Lipid Peroxidation; Malondialdehyde; Middle Aged; Osteoporosis; Superoxide Dismutase; Uric Acid; Vitamin A; Vitamin E | 2003 |
Inhibition of hypochlorous acid-induced oxidative reactions by nitrite: is nitrite an antioxidant?
Topics: alpha 1-Antitrypsin; Antioxidants; Ascorbic Acid; DNA Damage; Dose-Response Relationship, Drug; Glutathione; Humans; Hypochlorous Acid; Nitrates; Nitrites; Oxidants; Sulfhydryl Compounds; Tumor Cells, Cultured; Uric Acid | 2003 |
Decrease in the total antioxidant activity of saliva in patients with periodontal diseases.
Topics: Adult; Albumins; Antioxidants; Ascorbic Acid; Electrolysis; Female; Free Radical Scavengers; Free Radicals; Humans; Male; Middle Aged; Neutrophil Activation; Periodontal Diseases; Saliva; Salivary Proteins and Peptides; Uric Acid; Xanthine; Xanthine Oxidase | 2003 |
Effects of sufentanil on the release and metabolism of dopamine and ascorbic acid and glutamate release in the striatum of freely moving rats.
Topics: 3,4-Dihydroxyphenylacetic Acid; Analgesics, Opioid; Animals; Ascorbic Acid; Corpus Striatum; Dopamine; Glutamic Acid; Homovanillic Acid; Injections, Intraperitoneal; Injections, Intraventricular; Male; Microdialysis; Movement; Naloxone; Narcotic Antagonists; Rats; Rats, Wistar; Sufentanil; Uric Acid | 2003 |
Simultaneous determination of dopamine and serotonin on a glassy carbon electrode coated with a film of carbon nanotubes.
Topics: Adsorption; Ascorbic Acid; Carbon; Dopamine; Electrochemistry; Electrodes; Humans; Hydrogen-Ion Concentration; Nanotechnology; Nanotubes, Carbon; Organophosphates; Oxidation-Reduction; Reproducibility of Results; Serotonin; Uric Acid | 2003 |
Cigarette smoking cessation increases plasma levels of several antioxidant micronutrients and improves resistance towards oxidative challenge.
Topics: alpha-Tocopherol; Antioxidants; Ascorbic Acid; Biomarkers; Carotenoids; Female; Humans; Lipid Peroxidation; Lutein; Lycopene; Male; Malondialdehyde; Oxidative Stress; Smoking Cessation; Uric Acid | 2003 |
Influence of vitamin C diet supplementation on endogenous antioxidant defences during exhaustive exercise.
Topics: Adult; Antioxidants; Ascorbic Acid; Bilirubin; Catalase; Diet; Dietary Supplements; Erythrocytes; Exercise; Glutathione Peroxidase; Humans; L-Lactate Dehydrogenase; Male; Physical Endurance; Superoxide Dismutase; Uric Acid; Vitamin E | 2003 |
Intragastric ascorbic but not uric acid is depleted in relation with the increased pH in patients with atrophic body gastritis and H. pylori gastritis.
Topics: Adolescent; Adult; Aged; Antioxidants; Ascorbic Acid; Female; Gastric Acid; Gastric Juice; Gastritis; Gastritis, Atrophic; Gastroscopy; Helicobacter Infections; Helicobacter pylori; Humans; Hydrogen-Ion Concentration; Male; Middle Aged; Stomach; Uric Acid | 2003 |
Identification of uric acid and ascorbic acid by chromatography.
Topics: Ascorbic Acid; Chromatography; Uric Acid; Vitamins | 1952 |
A study on the relationship between l-ascorbic acid and purine metabolism in vivo.
Topics: Ascorbic Acid; Blood; Body Fluids; Humans; Liver; Oxidoreductases; Purines; Uric Acid; Urine; Vitamins | 1953 |
[Effect of sodium salicylate and vitamin C on mineral and carbohydrate metabolism, on uric acid level and on leukocyte count in rheumatism].
Topics: Arthritis; Arthritis, Rheumatoid; Ascorbic Acid; Carbohydrate Metabolism; Electrolytes; Humans; Leukocyte Count; Minerals; Rheumatic Diseases; Salicylates; Sodium Salicylate; Uric Acid | 1954 |
The effects of ACTH and dehydroascorbic acid on the serum and urinary uric acid level in rabbits.
Topics: Adrenocorticotropic Hormone; Animals; Ascorbic Acid; Dehydroascorbic Acid; Humans; Rabbits; Uric Acid; Urinary Tract; Vitamins | 1956 |
The in vitro inhibition of catalase activity by several metabolites of amino acid.
Topics: Ascorbic Acid; Catalase; Cysteine; Glutathione; Humans; In Vitro Techniques; Liver; Tyrosine; Uric Acid; Vitamin K; Xanthines | 1962 |
SOME PROPERTIES OF URICASE FROM THE HOUSEFLY, MUSCA DOMESTICA.
Topics: Animals; Ascorbic Acid; Azides; Colorimetry; Cyanides; Cysteine; Dimercaprol; Diptera; Edetic Acid; Enzyme Inhibitors; Fluorides; Houseflies; Hydroxylamines; Iodoacetates; Kidney Tubules; Mercury; Oxidoreductases; Pharmacology; Quinolines; Research; Spectrophotometry; Sulfhydryl Compounds; Sulfites; Thiocyanates; Urate Oxidase; Uric Acid | 1964 |
NEW SYNTHETIC MEMBRANES FOR DIALYSIS. I. A COPOLYETHER-ESTER MEMBRANE SYSTEM.
Topics: Ascorbic Acid; Bacitracin; Creatine; Creatinine; Dialysis; Equipment and Supplies; Glucose; Glycols; Humans; Insulin; Membranes; Oligosaccharides; Peptides; Permeability; Polyethylenes; Renal Dialysis; Research; Sucrose; Thiamine; Urea; Uric Acid | 1964 |
ENZYMATIC DETERMINATION OF GLUCOSE IN URINE BY AUTOMATION FOLLOWING RAPID REMOVAL OF INHIBITORS BY ION-EXCHANGE RESIN.
Topics: Ascorbic Acid; Automation; Body Fluids; Clinical Laboratory Techniques; Glucose; Glucose Oxidase; Glycosuria; Humans; Peroxidases; Uric Acid | 1965 |
C-reactive protein decreases prostacyclin release from human aortic endothelial cells.
Topics: Aorta; Ascorbic Acid; C-Reactive Protein; Cells, Cultured; Coronary Vessels; Cytochrome P-450 Enzyme System; Endothelium, Vascular; Epoprostenol; Free Radical Scavengers; Humans; Intramolecular Oxidoreductases; Nitric Oxide Synthase; Nitric Oxide Synthase Type II; Peroxynitrous Acid; Prostaglandins F; Tyrosine; Uric Acid | 2003 |
Development of an assay for ozone-specific antioxidant capacity.
Topics: Antioxidants; Ascorbic Acid; Biological Assay; Dose-Response Relationship, Drug; Glutathione; Humans; Nasal Lavage Fluid; Oxidants, Photochemical; Ozone; Uric Acid | 2003 |
A reagent less fluorescent sol-gel biosensor for uric acid detection in biological fluids.
Topics: Ascorbic Acid; Biosensing Techniques; Calibration; Enzymes, Immobilized; Fluorescence; Gels; Humans; Indicators and Reagents; Oxazines; Peroxidase; Sensitivity and Specificity; Silicon Dioxide; Urate Oxidase; Uric Acid | 2003 |
A micromachined capillary electrophoresis chip with fully integrated electrodes for separation and electrochemical detection.
Topics: Ascorbic Acid; Complex Mixtures; Electrochemistry; Electrophoresis, Capillary; Enzymes, Immobilized; Equipment Design; Equipment Failure Analysis; Glucose; Glucose Oxidase; Hydrogen Peroxide; Microchemistry; Microelectrodes; Miniaturization; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2003 |
Antioxidative vitamins decrease cytotoxicity of HEMA and TEGDMA in cultured cell lines.
Topics: Animals; Antioxidants; Ascorbic Acid; Biocompatible Materials; Cell Line; Composite Resins; Glutathione; Glutathione Disulfide; Glutathione Reductase; Humans; Methacrylates; Methionine; NADH, NADPH Oxidoreductases; Polyethylene Glycols; Polymethacrylic Acids; Rats; Thioredoxin-Disulfide Reductase; Uric Acid; Vitamin E; Vitamins | 2004 |
The effect of Cyclosporine A chronic administration on the antioxidant pattern of rat liver mitochondria: structural and functional consequences.
Topics: Animals; Antioxidants; Ascorbic Acid; Coenzymes; Cyclosporine; Glutathione; Male; Microscopy, Electron; Mitochondria, Liver; Rats; Rats, Wistar; Ubiquinone; Uric Acid; Vitamin E | 2003 |
Antioxidant status of adult Nigerian asthmatics: implications for prognosis.
Topics: Adult; Antioxidants; Ascorbic Acid; Asthma; Case-Control Studies; Copper; Female; Fruit; Humans; Magnesium; Male; Middle Aged; Nigeria; Prognosis; Serum Albumin; Severity of Illness Index; Sex Factors; Surveys and Questionnaires; Uric Acid; Vegetables; Zinc | 2003 |
Low molecular weight antioxidants released from the skin's epidermal layers: an age dependent phenomenon in the rat.
Topics: Adult; Aging; Animals; Antioxidants; Ascorbic Acid; Chromatography, High Pressure Liquid; Electrophysiology; Epidermis; Humans; Male; Molecular Weight; Oxidative Stress; Rats; Species Specificity; Uric Acid | 2004 |
Antioxidant capacities of ascorbic acid, uric acid, alpha-tocopherol, and bilirubin can be measured in the presence of another antioxidant, serum albumin.
Topics: alpha-Tocopherol; Antioxidants; Ascorbic Acid; Bilirubin; Chemistry, Clinical; Humans; In Vitro Techniques; Oxidation-Reduction; Reproducibility of Results; Serum Albumin; Uric Acid | 2004 |
Short-term and long-term vitamin C supplementation in humans dose-dependently increases the resistance of plasma to ex vivo lipid peroxidation.
Topics: Adult; alpha-Tocopherol; Antioxidants; Ascorbic Acid; Dose-Response Relationship, Drug; Female; Humans; Lipid Peroxidation; Male; Plasma; Sulfhydryl Compounds; Time Factors; Ubiquinone; Uric Acid | 2004 |
Distribution and transfer pathways of antioxidant molecules inside the first trimester human gestational sac.
Topics: alpha-Tocopherol; Amniotic Fluid; Antioxidants; Ascorbic Acid; Decidua; Female; Fetus; Fluorescent Antibody Technique; gamma-Tocopherol; Gestational Age; Glutathione; Humans; Myometrium; Pregnancy; Pregnancy Trimester, First; Uric Acid | 2004 |
Glassy carbon electrode modified with gold nanoparticles and DNA for the simultaneous determination of uric acid and norepinephrine under coexistence of ascorbic acid.
Topics: Ascorbic Acid; Biosensing Techniques; Catalysis; DNA; Electrochemistry; Electrodes; Gold; Indicators and Reagents; Microscopy, Atomic Force; Microspheres; Norepinephrine; Uric Acid | 2004 |
Airway antioxidants and oxidative stress as predictors of sputum atypia and airflow obstruction.
Topics: Airway Obstruction; Antioxidants; Ascorbic Acid; Bronchoalveolar Lavage Fluid; Glutathione; Humans; Lung Neoplasms; Nitrites; Oxidative Stress; Proteins; Regression Analysis; Sputum; Uric Acid | 2004 |
Gender- and age-related distinctions for the in vivo prooxidant state in Fanconi anaemia patients.
Topics: 8-Hydroxy-2'-Deoxyguanosine; Adolescent; Adult; Age Factors; Ascorbic Acid; Case-Control Studies; Child; Child, Preschool; Chromosome Breakage; Chromosomes, Human; Deoxyguanosine; DNA; Fanconi Anemia; Female; Glutathione; Glutathione Disulfide; Heterozygote; Humans; Infant; Leukocytes; Male; Oxidation-Reduction; Oxidative Stress; Pyruvaldehyde; Reactive Oxygen Species; Respiratory Burst; Sex Factors; Transplants; Uric Acid; Vitamin E | 2004 |
The increase in human plasma antioxidant capacity after apple consumption is due to the metabolic effect of fructose on urate, not apple-derived antioxidant flavonoids.
Topics: Antioxidants; Ascorbic Acid; Bread; Carbohydrates; Chromans; Flavonoids; Free Radicals; Fructose; Fruit; Humans; Malus; Nutritional Physiological Phenomena; Time Factors; Uric Acid; Vitamins; Water | 2004 |
Optimization of ascorbic and uric acid separation in human plasma by free zone capillary electrophoresis ultraviolet detection.
Topics: Ascorbic Acid; Borates; Buffers; Electrophoresis, Capillary; Humans; Hydrogen-Ion Concentration; Regression Analysis; Reproducibility of Results; Spectrophotometry, Ultraviolet; Temperature; Uric Acid | 2004 |
Lipid peroxidation and antioxidant systems in the blood of young rats subjected to chronic fluoride toxicity.
Topics: Administration, Oral; Animals; Ascorbic Acid; Dose-Response Relationship, Drug; Erythrocytes; Female; Glutathione; Lipid Peroxidation; Malondialdehyde; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Rats, Wistar; Sodium Fluoride; Superoxide Dismutase; Uric Acid | 2003 |
Voltammetric peak separation of dopamine from uric acid in the presence of ascorbic acid at greater than ambient solution temperatures.
Topics: Ascorbic Acid; Carbon; Dopamine; Electrochemistry; Electrodes; Hot Temperature; Humans; Uric Acid | 2004 |
Effects of beta-carotene supplementation on free radical mechanism in healthy adult subjects.
Topics: Adult; Antioxidants; Ascorbic Acid; beta Carotene; Chromatography, High Pressure Liquid; Dietary Supplements; Dose-Response Relationship, Drug; Female; Free Radicals; Humans; Lipid Peroxidation; Male; Malondialdehyde; Oxidative Stress; Thiobarbituric Acid Reactive Substances; Tocopherols; Uric Acid | 2004 |
Ascorbate distribution during hibernation is independent of ascorbate redox state.
Topics: Animals; Antioxidants; Ascorbate Oxidase; Ascorbic Acid; Brain; Chromatography, High Pressure Liquid; Dehydroascorbic Acid; Free Radicals; Glutathione; Hibernation; Oxidation-Reduction; Oxygen; Reperfusion Injury; Sciuridae; Temperature; Time Factors; Tissue Distribution; Uric Acid | 2004 |
Increased F2 isoprostane plasma levels in patients with congestive heart failure are correlated with antioxidant status and disease severity.
Topics: Aged; Aged, 80 and over; Antioxidants; Ascorbic Acid; Biomarkers; Carotenoids; Dinoprost; F2-Isoprostanes; Female; Glutathione Peroxidase; Heart Failure; Humans; Male; Severity of Illness Index; Statistics as Topic; Stroke Volume; Superoxide Dismutase; Uric Acid; Vitamin A; Vitamin E | 2004 |
Pulmonary antioxidant concentrations and oxidative damage in ventilated premature babies.
Topics: Aging; Antioxidants; Ascorbic Acid; Bronchoalveolar Lavage Fluid; Bronchopulmonary Dysplasia; Cohort Studies; Glutathione; Humans; Infant, Newborn; Infant, Premature; Infant, Premature, Diseases; Infections; Lipid Peroxidation; Logistic Models; Lung; Malondialdehyde; Oxidative Stress; Oxygen; Prognosis; Respiration, Artificial; Uric Acid | 2004 |
Plasma malondialdehyde is induced by smoking: a study with balanced antioxidant profiles.
Topics: Adult; alpha-Tocopherol; Analysis of Variance; Antioxidants; Ascorbic Acid; Cohort Studies; gamma-Tocopherol; Humans; Lipid Peroxidation; Male; Malondialdehyde; Middle Aged; Smoking; Uric Acid | 2004 |
Effects of a long-term vegetarian diet on biomarkers of antioxidant status and cardiovascular disease risk.
Topics: Adult; Antioxidants; Ascorbic Acid; Biomarkers; C-Reactive Protein; Cardiovascular Diseases; Case-Control Studies; Coronary Disease; Diet, Vegetarian; Female; Health Status; Humans; Male; Oxidative Stress; Risk Factors; Triglycerides; Uric Acid | 2004 |
Cigarette smokers have decreased lymphocyte and platelet alpha-tocopherol levels and increased excretion of the gamma-tocopherol metabolite gamma-carboxyethyl-hydroxychroman (gamma-CEHC).
Topics: Adult; alpha-Tocopherol; Antioxidants; Ascorbic Acid; Blood Platelets; Chromans; Dinoprost; Female; Humans; Lymphocytes; Male; Middle Aged; Propionates; Smoking; Uric Acid | 2004 |
Consumption of high-pressurized vegetable soup increases plasma vitamin C and decreases oxidative stress and inflammatory biomarkers in healthy humans.
Topics: Adult; Ascorbic Acid; Biomarkers; Chemokine CCL2; Diet; Diet, Mediterranean; Dinoprost; Dinoprostone; Female; Food Handling; Humans; Inflammation; Interleukin-1; Interleukin-6; Male; Oxidative Stress; Solutions; Tumor Necrosis Factor-alpha; Uric Acid; Vegetables | 2004 |
Antioxidant status of neonates exposed in utero to tobacco smoke.
Topics: Adult; Antioxidants; Ascorbic Acid; Ceruloplasmin; Female; Ferric Compounds; Fetal Blood; Free Radicals; Humans; Infant, Newborn; Maternal-Fetal Exchange; Pregnancy; Prospective Studies; Smoking; Tobacco Smoke Pollution; Uric Acid; Vitamin A; Vitamin E | 2005 |
Pulsed electric fields-processed orange juice consumption increases plasma vitamin C and decreases F2-isoprostanes in healthy humans.
Topics: Adult; Ascorbic Acid; Beverages; Biological Availability; Citrus sinensis; Dinoprost; Electricity; F2-Isoprostanes; Female; Food Handling; Fruit; Humans; Kinetics; Male; Uric Acid | 2004 |
Lack of association between oxidized LDL-cholesterol concentrations and haptoglobin phenotypes in healthy subjects.
Topics: Albumins; Antioxidants; Ascorbic Acid; Female; Haptoglobins; Humans; Iron; Lipoproteins, LDL; Male; Oxidative Stress; Phenotype; Uric Acid | 2004 |
Measurement of the total antioxidant response in preeclampsia with a novel automated method.
Topics: Adult; Antioxidants; Ascorbic Acid; Autoanalysis; Bilirubin; Colorimetry; Female; Humans; Oxidative Stress; Peroxides; Pre-Eclampsia; Pregnancy; Serum Albumin; Uric Acid | 2005 |
An increase of oxidized coenzyme Q-10 occurs in the plasma of sporadic ALS patients.
Topics: Adult; Aged; Aged, 80 and over; Amyotrophic Lateral Sclerosis; Ascorbic Acid; Bilirubin; Case-Control Studies; Chromatography, High Pressure Liquid; Coenzymes; Female; Follow-Up Studies; Humans; Male; Middle Aged; Oxidation-Reduction; Statistics, Nonparametric; Time Factors; Ubiquinone; Uric Acid | 2005 |
Antioxidant-mediated augmentation of ozone-induced membrane oxidation.
Topics: Acetylcholinesterase; Aldehydes; Animals; Antioxidants; Ascorbic Acid; Chromans; Erythrocyte Membrane; Glutathione; Humans; L-Lactate Dehydrogenase; Male; Oxidation-Reduction; Ozone; Rats; Rats, Sprague-Dawley; Uric Acid | 2005 |
Ischemic preconditioning increases antioxidants in the brain and peripheral organs after cerebral ischemia.
Topics: Animals; Antioxidants; Arachidonic Acid; Ascorbic Acid; Brain; Brain Ischemia; Dinoprostone; Disease Models, Animal; Free Radicals; Ischemic Preconditioning; Liver; Lung; Male; Myocardium; Oxidative Stress; Rats; Rats, Sprague-Dawley; Reperfusion Injury; Up-Regulation; Uric Acid | 2005 |
Determination of main low molecular weight antioxidants in urinary bladder wall using HPLC with electrochemical detector.
Topics: Animals; Antioxidants; Ascorbic Acid; Chromatography, High Pressure Liquid; Electrochemistry; Glutathione; Glutathione Disulfide; Molecular Weight; Muscle, Smooth; Phosphoric Acids; Serous Membrane; Swine; Technology, Pharmaceutical; Tissue Extracts; Uric Acid; Urinary Bladder; Urothelium | 2005 |
Immobilization of DNA on carbon fiber microelectrodes by using overoxidized polypyrrole template for selective detection of dopamine and epinephrine in the presence of high concentrations of ascorbic acid and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Carbon Fiber; DNA; Dopamine; Epinephrine; Humans; Microelectrodes; Polymers; Pyrroles; Uric Acid | 2005 |
Effect of vitamin E supplementation on diabetes induced oxidative stress in experimental diabetes in rats.
Topics: Animals; Antioxidants; Ascorbic Acid; Catalase; Diabetes Mellitus, Experimental; Erythrocytes; Glutathione; Glutathione Peroxidase; Glutathione Reductase; Lipid Peroxides; Liver; Male; Oxidative Stress; Rats; Rats, Wistar; Uric Acid; Vitamin E | 2005 |
Improved HPLC assay for measuring serum vitamin C with 1-methyluric acid used as an electrochemically active internal standard.
Topics: Ascorbic Acid; Chromatography, High Pressure Liquid; Electrochemistry; Humans; Indicators and Reagents; Reference Standards; Regression Analysis; Uric Acid | 2005 |
Simultaneous voltammetric measurement of ascorbic acid, epinephrine and uric acid at a glassy carbon electrode modified with caffeic acid.
Topics: Ascorbic Acid; Biosensing Techniques; Caffeic Acids; Carbon; Coated Materials, Biocompatible; Complex Mixtures; Electrochemistry; Epinephrine; Glass; Microelectrodes; Uric Acid | 2006 |
Determination of uric acid and p-aminohippuric acid in human saliva and urine using capillary electrophoresis with electrochemical detection: potential application in fast diagnosis of renal disease.
Topics: Ascorbic Acid; Electrochemistry; Electrophoresis, Capillary; Humans; Hydrogen-Ion Concentration; Hypoxanthine; Kidney Diseases; p-Aminohippuric Acid; Reproducibility of Results; Saliva; Sensitivity and Specificity; Uric Acid; Xanthine | 2005 |
Interactions of peroxynitrite with uric acid in the presence of ascorbate and thiols: implications for uncoupling endothelial nitric oxide synthase.
Topics: Animals; Ascorbic Acid; Cattle; Cells, Cultured; Drug Interactions; Endothelium, Vascular; Nitric Oxide Synthase; Nitric Oxide Synthase Type III; Peroxynitrous Acid; Sulfhydryl Compounds; Uncoupling Agents; Uric Acid | 2005 |
Biosensing properties of diamond and carbon nanotubes.
Topics: Ascorbic Acid; Biosensing Techniques; Boron; Chemical Phenomena; Chemistry, Physical; Diamond; Dopamine; Electrodes; Hydrophobic and Hydrophilic Interactions; Microscopy, Electron, Scanning; Microscopy, Electron, Transmission; Nanotubes, Carbon; Spectrum Analysis, Raman; Uric Acid | 2004 |
A new fabrication process for a microchip electrophoresis device integrated with a three-electrode electrochemical detector.
Topics: Ascorbic Acid; Electric Conductivity; Electrochemistry; Electrophoresis, Microchip; Humans; Microelectrodes; Miniaturization; Polymethyl Methacrylate; Uric Acid | 2005 |
Intake of Mediterranean vegetable soup treated by pulsed electric fields affects plasma vitamin C and antioxidant biomarkers in humans.
Topics: Adult; Antioxidants; Ascorbic Acid; Biomarkers; Dinoprost; Eating; Electricity; Female; Food Preservation; Humans; Male; Nutritive Value; Uric Acid; Vasoconstrictor Agents; Vegetables | 2005 |
Kinetic studies of copper-induced oxidation of urate, ascorbate and their mixtures.
Topics: Antioxidants; Ascorbic Acid; Copper; Hydrolysis; Kinetics; Oxidation-Reduction; Uric Acid | 2005 |
Total antioxidant capacity assay of human serum using copper(II)-neocuproine as chromogenic oxidant: the CUPRAC method.
Topics: alpha-Tocopherol; Antioxidants; Ascorbic Acid; beta Carotene; Bilirubin; Chromogenic Compounds; Glutathione; Humans; In Vitro Techniques; Phenanthrolines; Serum; Spectrophotometry; Uric Acid | 2005 |
Insulin neuroprotection against oxidative stress in cortical neurons--involvement of uric acid and glutathione antioxidant defenses.
Topics: Aldehydes; Animals; Apoptosis; Ascorbic Acid; Cell Survival; Cells, Cultured; Cerebral Cortex; Female; Ferrous Compounds; Glucose Transporter Type 3; Glutathione; Insulin; Lipid Peroxidation; Necrosis; Neurons; Oxidative Stress; Rats; Rats, Wistar; Stimulation, Chemical; Uric Acid | 2005 |
Sodium glycylglycine as effective electrolyte run buffer for ascorbic and uric acid separation by CZE: a comparison with two other CE assays.
Topics: Ascorbic Acid; Buffers; Electrophoresis, Capillary; Glycylglycine; Humans; Plasma; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2005 |
The induction of human superoxide dismutase and catalase in vivo: a fundamentally new approach to antioxidant therapy.
Topics: Adult; Age Factors; Aged; Antioxidants; Ascorbic Acid; C-Reactive Protein; Catalase; Dose-Response Relationship, Drug; Drugs, Chinese Herbal; Female; Gene Expression Regulation; Humans; Lipids; Male; Middle Aged; Reference Values; Superoxide Dismutase; Thiobarbituric Acid Reactive Substances; Time Factors; Uric Acid; Vitamin A | 2006 |
The occurrence and nature of electrochemical activity in milk from a herd of dairy cows.
Topics: Animals; Ascorbic Acid; Cattle; Electrochemistry; Female; Milk; Oxidoreductases; Poaceae; Urate Oxidase; Uric Acid | 2006 |
Impairment of the ability of the injured aged brain in elevating urate and ascorbate.
Topics: Aging; Animals; Antioxidants; Ascorbic Acid; Axons; Brain Injuries; Corpus Callosum; Extracellular Matrix; Hippocampus; Male; Microdialysis; Nerve Degeneration; Neurons; Oxidative Stress; Rats; Rats, Wistar; Uric Acid | 2006 |
Airway inflammation in cadmium-exposed rats is associated with pulmonary oxidative stress and emphysema.
Topics: Animals; Antioxidants; Ascorbic Acid; Bronchoalveolar Lavage Fluid; Cadmium; Dinoprost; Glutathione; Inflammation; Lung; Macrophages; Male; Neutrophils; Oxidation-Reduction; Oxidative Stress; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Rats; Rats, Sprague-Dawley; Uric Acid | 2006 |
Effects of paraquat on the freshwater fish Channa punctata (Bloch): non-enzymatic antioxidants as biomarkers of exposure.
Topics: Animals; Antioxidants; Ascorbic Acid; Biomarkers; Environmental Monitoring; Fresh Water; Gills; Glutathione; Kidney; Lipid Peroxidation; Liver; Paraquat; Perciformes; Sulfhydryl Compounds; Uric Acid; Water Pollutants, Chemical | 2006 |
Pre-analytical factors affecting ascorbic and uric acid quantification in human plasma.
Topics: Ascorbic Acid; Data Interpretation, Statistical; Electrophoresis, Capillary; Humans; Uric Acid | 2006 |
Blood plasma antioxidant defense in patients with pancreatitis.
Topics: Acute Disease; Adult; Aged; Antioxidants; Ascorbic Acid; Bilirubin; Chronic Disease; Humans; Middle Aged; Multivariate Analysis; Oxidative Stress; Pancreatitis; Reference Values; Regression Analysis; Thiobarbituric Acid Reactive Substances; Uric Acid | 2006 |
Characterization of the radical-scavenging reaction of 2-O-substituted ascorbic acid derivatives, AA-2G, AA-2P, and AA-2S: a kinetic and stoichiometric study.
Topics: Ascorbic Acid; Benzhydryl Compounds; Benzothiazoles; Biphenyl Compounds; Chromans; Free Radical Scavengers; Glutathione; Hydrogen-Ion Concentration; Kinetics; Picrates; Sulfonic Acids; Uric Acid | 2006 |
Measurement of plasma antioxidant reserve after supplementation with various antioxidants in healthy subjects.
Topics: Antioxidants; Ascorbic Acid; Dinoprost; Humans; Lipid Peroxidation; Olea; Oxidative Stress; Plant Extracts; Reactive Oxygen Species; Seeds; Tea; Uric Acid; Vitamin E; Vitis | 2006 |
Decrease in reducing power of aqueous humor originating from glaucomatous rabbits.
Topics: Animals; Aqueous Humor; Ascorbic Acid; Chromatography, High Pressure Liquid; Disease Models, Animal; Eye; Female; Glaucoma; Intraocular Pressure; Male; Oxidation-Reduction; Rabbits; Uric Acid | 2007 |
Increased lipid peroxidation and ascorbic Acid utilization in testis and epididymis of rats chronically exposed to lead.
Topics: Animals; Ascorbic Acid; Chromatography, High Pressure Liquid; Electron Spin Resonance Spectroscopy; Epididymis; Lead; Lipid Peroxidation; Liver; Male; Organometallic Compounds; Rats; Rats, Wistar; Testis; Tissue Distribution; Trigeminal Caudal Nucleus; Uric Acid | 2007 |
Simultaneous electrochemical determination of uric acid and ascorbic acid on a glassy carbon electrode modified with cobalt(II) tetrakisphenylporphyrin.
Topics: Ascorbic Acid; Carbon; Cobalt; Electrochemistry; Electrodes; Humans; Hydrogen-Ion Concentration; Metalloporphyrins; Metals; Reproducibility of Results; Uric Acid | 2006 |
Kinetics of ozone reaction with uric acid, ascorbic acid, and glutathione at physiologically relevant conditions.
Topics: Antioxidants; Ascorbic Acid; Glutathione; Kinetics; Models, Chemical; Oxidative Stress; Ozone; Respiratory Mucosa; Sodium Chloride; Uric Acid | 2006 |
Mechanism of ascorbic acid interference in biochemical tests that use peroxide and peroxidase to generate chromophore.
Topics: Ampyrone; Ascorbic Acid; Blood Glucose; Cholesterol; Humans; Hydrogen Peroxide; Kinetics; Molecular Structure; Oxidation-Reduction; Oxidoreductases; Peroxidase; Phenols; Stereoisomerism; Time Factors; Triglycerides; Uric Acid | 2006 |
Up-regulation of an extracellular superoxide dismutase-like activity in hibernating hamsters subjected to oxidative stress in mid- to late arousal from torpor.
Topics: alpha-Tocopherol; Animals; Antioxidants; Arousal; Ascorbic Acid; Blood Glucose; Body Temperature; Cricetinae; Fatty Acids, Nonesterified; Female; Heparin; Hibernation; Oxidative Stress; Superoxide Dismutase; Up-Regulation; Uric Acid | 2006 |
An amperometric biosensor for uric acid determination prepared from uricase immobilized in polypyrrole film.
Topics: Acetaminophen; Ascorbic Acid; Biosensing Techniques; Body Fluids; Electrochemistry; Enzyme Stability; Enzymes, Immobilized; Humans; Hydrogen-Ion Concentration; Methionine; Polymers; Pyrroles; Reproducibility of Results; Temperature; Urate Oxidase; Uric Acid | 2006 |
Uric acid determination in the presence of ascorbic acid using self-assembled submonolayer of dimercaptothiadiazole-modified gold electrodes.
Topics: Acetylcysteine; Ascorbic Acid; Electrochemistry; Electrodes; Gold; Models, Molecular; Thiadiazoles; Uric Acid | 2006 |
Chemiluminescent in vitro estimation of the inhibitory constants of antioxidants ascorbic and uric acids in Fenton's reaction in urine.
Topics: Acridines; Antioxidants; Ascorbic Acid; Humans; In Vitro Techniques; Kinetics; Lipid Peroxidation; Luminescent Measurements; Uric Acid | 2006 |
Simultaneous determination of ascorbic acid and dopamine in the presence of uric acid on ruthenium oxide modified electrode.
Topics: Ascorbic Acid; Dopamine; Electrochemistry; Electrodes; Hydrogen-Ion Concentration; Oxidation-Reduction; Ruthenium Compounds; Uric Acid | 2007 |
Direct electrochemistry of uric acid at chemically assembled carboxylated single-walled carbon nanotubes netlike electrode.
Topics: Ascorbic Acid; Electrochemistry; Electrodes; Nanotubes, Carbon; Uric Acid | 2006 |
Simultaneous determination of dopamine, ascorbic acid, and uric acid using carbon ionic liquid electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Complex Mixtures; Dopamine; Electrochemistry; Equipment Design; Humans; Ionic Liquids; Microelectrodes; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2006 |
DNA/Poly(p-aminobenzensulfonic acid) composite bi-layer modified glassy carbon electrode for determination of dopamine and uric acid under coexistence of ascorbic acid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Coated Materials, Biocompatible; Complex Mixtures; DNA; Dopamine; Electrochemistry; Equipment Design; Equipment Failure Analysis; Microelectrodes; Reproducibility of Results; Sensitivity and Specificity; Sulfanilic Acids; Uric Acid | 2007 |
Detection of nitric oxide release from single neurons in the pond snail, Lymnaea stagnalis.
Topics: Animals; Ascorbic Acid; Biosensing Techniques; Brain Chemistry; Calcium; Catecholamines; Electrodes; Enzyme Inhibitors; Giant Cells; Lymnaea; Neurons; Nitric Oxide; Nitric Oxide Synthase; Nitrites; Potassium; Sensitivity and Specificity; Uric Acid | 2006 |
Selective detection method derived from a controlled diffusion process at metal-modified diamond electrodes.
Topics: Ascorbic Acid; Biosensing Techniques; Diamond; Diffusion; Electrochemistry; Electrodes; Glucose; Metals; Sensitivity and Specificity; Surface Properties; Time Factors; Uric Acid | 2006 |
Total antioxidant/oxidant status in meningism and meningitis.
Topics: Acute Disease; Antioxidants; Ascorbic Acid; Bilirubin; Catalase; Child; Child, Preschool; Female; Glutathione Peroxidase; Humans; Infant; Lipid Peroxides; Male; Malondialdehyde; Meningism; Meningitis, Bacterial; Oxidants; Oxidative Stress; Serum Albumin; Sulfhydryl Compounds; Superoxide Dismutase; Uric Acid | 2006 |
Dietary zinc restriction in rats alters antioxidant status and increases plasma F2 isoprostanes.
Topics: Animals; Antioxidants; Ascorbic Acid; Body Weight; Diet; Energy Intake; F2-Isoprostanes; Liver; Rats; Rats, Sprague-Dawley; Tocopherols; Uric Acid; Zinc | 2007 |
Salivary uric acid at the acidic pH of the stomach is the principal defense against nitrite-derived reactive species: sparing effects of chlorogenic acid and serum albumin.
Topics: Animals; Ascorbic Acid; Chlorogenic Acid; Humans; Hydrogen-Ion Concentration; Nitric Oxide; Nitrogen Dioxide; Oxygen; Reactive Nitrogen Species; Saliva; Serum Albumin, Bovine; Stomach; Tyrosine; Uric Acid | 2006 |
Brain ECF antioxidant interactions in hamsters during arousal from hibernation.
Topics: Analysis of Variance; Animals; Antioxidants; Arousal; Ascorbic Acid; Body Temperature Regulation; Cricetinae; Extracellular Fluid; Female; Free Radicals; Glutathione; Hibernation; Male; Mesocricetus; Microdialysis; Neostriatum; Statistics, Nonparametric; Uric Acid; Xanthine Dehydrogenase; Xanthine Oxidase | 2007 |
Characterization of the antioxidant profile of human saliva in peri-implant health and disease.
Topics: Aged; Antioxidants; Ascorbic Acid; Dental Implants; Dental Prosthesis, Implant-Supported; Denture, Overlay; Female; Free Radicals; Gingival Hemorrhage; Humans; Male; Middle Aged; Periodontal Index; Periodontal Pocket; Periodontitis; Peroxidase; Reactive Oxygen Species; Saliva; Uric Acid | 2007 |
Different antioxidant profiles in Italian centenarians: the Sardinian peculiarity.
Topics: Aged; Aged, 80 and over; Aging; Antioxidants; Ascorbic Acid; Female; Glutathione Peroxidase; Humans; Italy; Longevity; Male; Oxidative Stress; Superoxide Dismutase; Uric Acid; Vitamin A; Vitamin E; Vitamins | 2007 |
On-line automatic SPE-CE coupling for the determination of biological markers in urine.
Topics: Adolescent; Adult; Ascorbic Acid; Biomarkers; Creatine; Creatinine; Electrophoresis, Capillary; Humans; Hypoxanthine; p-Aminohippuric Acid; Solid Phase Extraction; Uric Acid; Xanthine | 2007 |
Simultaneous determination of aminothiols, ascorbic acid and uric acid in biological samples by capillary electrophoresis with electrochemical detection.
Topics: Animals; Ascorbic Acid; Buffers; Electrochemistry; Electrophoresis, Capillary; Humans; Hydrogen-Ion Concentration; Male; Rats; Rats, Sprague-Dawley; Sensitivity and Specificity; Sulfhydryl Compounds; Uric Acid | 2007 |
Major depressive disorder is accompanied with oxidative stress: short-term antidepressant treatment does not alter oxidative-antioxidative systems.
Topics: Adult; Antidepressive Agents; Antioxidants; Ascorbic Acid; Carotenoids; Depressive Disorder, Major; Erythrocytes; Female; Glutathione Peroxidase; Humans; Male; Malondialdehyde; Middle Aged; Oxidative Stress; Superoxide Dismutase; Time Factors; Uric Acid; Vitamin E | 2007 |
Sustained increase in flow-mediated dilation after daily intake of high-flavanol cocoa drink over 1 week.
Topics: Adult; Antioxidants; Ascorbic Acid; Cacao; Diet; Dose-Response Relationship, Drug; Endothelium, Vascular; Flavonols; Humans; Luminescence; Male; Malondialdehyde; Nitrates; Nitrites; Oxidative Stress; Uric Acid; Vasodilation | 2007 |
Polycation coating poly(dimethylsiloxane) capillary electrophoresis microchip for rapid separation of ascorbic acid and uric acid.
Topics: Ascorbic Acid; Buffers; Dimethylpolysiloxanes; Electrophoresis, Microchip; Hydrogen-Ion Concentration; Polyamines; Polyelectrolytes; Silicones; Uric Acid | 2007 |
Overoxidized polypyrrole film directed single-walled carbon nanotubes immobilization on glassy carbon electrode and its sensing applications.
Topics: Ascorbic Acid; Biosensing Techniques; Catalysis; Dopamine; Electrochemistry; Electrodes; Nanotubes, Carbon; Oxidation-Reduction; Polymers; Pyrroles; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2007 |
Xanthine oxidase-derived reactive oxygen species contribute to the development of D-galactosamine-induced liver injury in rats.
Topics: Alanine Transaminase; Allopurinol; Animals; Antioxidants; Ascorbic Acid; Aspartate Aminotransferases; Catalase; Chemical and Drug Induced Liver Injury; Galactosamine; Glutathione; Glutathione Peroxidase; Lipid Peroxidation; Liver; Male; Neutrophils; Peroxidase; Phospholipid Hydroperoxide Glutathione Peroxidase; Rats; Rats, Wistar; Reactive Oxygen Species; Superoxide Dismutase; Uric Acid; Xanthine Dehydrogenase; Xanthine Oxidase | 2007 |
Simultaneous detection of ascorbate and uric acid using a selectively catalytic surface.
Topics: Adult; Ascorbic Acid; Catalysis; Electrochemistry; Electrodes; Electrons; Humans; Potentiometry; Surface Properties; Uric Acid | 2007 |
A quercetin-modified biosensor for amperometric determination of uric acid in the presence of ascorbic acid.
Topics: Anions; Ascorbic Acid; Biosensing Techniques; Chemistry Techniques, Analytical; Electrochemistry; Electrodes; Graphite; Humans; Hydrogen-Ion Concentration; Oxygen; Quercetin; Spectrophotometry, Ultraviolet; Surface Properties; Uric Acid; Urinalysis | 2007 |
Immobilization of uricase within polystyrene using polymaleimidostyrene as a stabilizer and its application to uric acid sensor.
Topics: Ascorbic Acid; Biosensing Techniques; Chloroform; Dose-Response Relationship, Drug; Electrochemistry; Enzymes, Immobilized; Maleimides; Micelles; Microscopy, Electron, Scanning; Models, Chemical; Oxygen; Polystyrenes; Urate Oxidase; Uric Acid; Yeasts | 2007 |
Nanocomposite of functionalized multiwall carbon nanotubes with nafion, nano platinum, and nano gold biosensing film for simultaneous determination of ascorbic acid, epinephrine, and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Coated Materials, Biocompatible; Electrochemistry; Epinephrine; Fluorocarbon Polymers; Gold Colloid; Microscopy, Atomic Force; Microscopy, Electron, Scanning; Nanocomposites; Nanotubes, Carbon; Platinum; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2007 |
Simultaneous voltammetric detection of dopamine and uric acid at their physiological level in the presence of ascorbic acid using poly(acrylic acid)-multiwalled carbon-nanotube composite-covered glassy-carbon electrode.
Topics: Acrylic Resins; Ascorbic Acid; Biosensing Techniques; Body Fluids; Coated Materials, Biocompatible; Complex Mixtures; Dopamine; Electrochemistry; Equipment Design; Equipment Failure Analysis; Nanotubes, Carbon; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2007 |
Serum antioxidant capacity in polymorphic light eruption.
Topics: Adult; Aged; Aging; Ascorbic Acid; Bilirubin; Case-Control Studies; Female; Glutathione; Humans; Male; Middle Aged; Photosensitivity Disorders; Sex Factors; Sulfhydryl Compounds; Uric Acid | 2007 |
Selective determination of epinephrine in the presence of ascorbic acid and uric acid by electrocatalytic oxidation at poly(eriochrome black T) film-modified glassy carbon electrode.
Topics: Ascorbic Acid; Azo Compounds; Calibration; Carbon; Catalysis; Electrochemistry; Electrodes; Epinephrine; Hydrogen-Ion Concentration; Molecular Structure; Oxidation-Reduction; Pharmaceutical Preparations; Polymers; Uric Acid | 2007 |
New treatments for gout.
Topics: Allopurinol; Ascorbic Acid; Female; Fenofibrate; Gout; Gout Suppressants; Humans; Losartan; Male; Sensitivity and Specificity; Urate Oxidase; Uric Acid | 2007 |
Poly(3,4-ethylenedioxythiophene-co-(5-amino-2-naphthalenesulfonic acid)) (PEDOT-PANS) film modified glassy carbon electrode for selective detection of dopamine in the presence of ascorbic acid and uric acid.
Topics: Ascorbic Acid; Carbon; Catalysis; Dopamine; Electrodes; Glass; Naphthalenesulfonates; Oxidation-Reduction; Potentiometry; Sensitivity and Specificity; Thiophenes; Uric Acid | 2007 |
Electrodeposition of gold nanoclusters on overoxidized polypyrrole film modified glassy carbon electrode and its application for the simultaneous determination of epinephrine and uric acid under coexistence of ascorbic acid.
Topics: Animals; Ascorbic Acid; Carbon; Cattle; Electrodes; Electroplating; Epinephrine; Gold; Humans; Metal Nanoparticles; Oxidants; Polymers; Pyrroles; Uric Acid | 2007 |
Electrocatalytic oxidation of dopamine at an ionic liquid modified carbon paste electrode and its analytical application.
Topics: Algorithms; Ascorbic Acid; Calibration; Carbon; Catalysis; Dopamine; Electric Conductivity; Electrochemistry; Electrodes; Ferricyanides; Ferrocyanides; Hydrogen-Ion Concentration; Ionic Liquids; Microscopy, Electron, Scanning; Oxidation-Reduction; Pyridinium Compounds; Reproducibility of Results; Uric Acid | 2007 |
Oxidative stress and oxidative DNA damage is characteristic for mixed Alzheimer disease/vascular dementia.
Topics: 8-Hydroxy-2'-Deoxyguanosine; Aged; Aged, 80 and over; Alzheimer Disease; Antioxidants; Ascorbic Acid; Chromatography, High Pressure Liquid; Dementia, Vascular; Deoxyguanosine; DNA Damage; Female; Gas Chromatography-Mass Spectrometry; Humans; Male; Middle Aged; Neuropsychological Tests; Oxidative Stress; Uric Acid; Vitamin A; Vitamin E | 2008 |
Reduction of serum antioxidative capacity during hemodialysis.
Topics: Adult; Aged; Aged, 80 and over; Antioxidants; Ascorbic Acid; Cross-Over Studies; Female; Humans; Male; Middle Aged; Oxidative Stress; Renal Dialysis; Uric Acid | 2007 |
Poly (3-(3-pyridyl) acrylic acid) modified glassy carbon electrode for simultaneous determination of dopamine, ascorbic acid and uric acid.
Topics: Acrylic Resins; Ascorbic Acid; Buffers; Carbon; Dopamine; Electrochemistry; Electrodes; Hydrogen-Ion Concentration; Oxidation-Reduction; Polymers; Reproducibility of Results; Uric Acid | 2007 |
Antioxidative properties of press juice from herring (Clupea harengus) against hemoglobin (Hb) mediated oxidation of washed cod mince.
Topics: Animals; Antioxidants; Ascorbic Acid; Fishes; Gadus morhua; Hemoglobins; Hot Temperature; Muscles; Oxidation-Reduction; Solutions; Uric Acid | 2007 |
Using MPTMS as permselective membranes of biosensors.
Topics: Acetaminophen; Aniline Compounds; Ascorbic Acid; Biosensing Techniques; Electrodes; Fluorocarbon Polymers; Glucose; Glucose Oxidase; Membranes, Artificial; Organosilicon Compounds; Permeability; Platinum; Porosity; Silanes; Uric Acid | 2007 |
Preparation and characterization of Prussian blue nanowire array and bioapplication for glucose biosensing.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Electrochemistry; Electrodes; Ferrocyanides; Glucose; Hydrogen Peroxide; Microarray Analysis; Microscopy, Electron, Scanning; Nanowires; Oxidation-Reduction; Uric Acid | 2007 |
Effect of pharmacological lowering of plasma urate on exercise-induced oxidative stress.
Topics: Adolescent; Adult; Anaerobic Threshold; Antioxidants; Ascorbic Acid; Body Composition; Body Weight; Exercise; Ferric Compounds; Humans; Isoprostanes; Lactic Acid; Lipid Peroxidation; Male; Nitrates; Nitrites; Oxidation-Reduction; Oxidative Stress; Probenecid; Uric Acid; Uricosuric Agents | 2007 |
Separation and simultaneous determination of uric acid and ascorbic acid on a dynamically modified poly(dimethylsiloxane) microchip.
Topics: Ascorbic Acid; Buffers; Dimethylpolysiloxanes; Electrochemistry; Electrophoresis; Humans; Indicators and Reagents; Linear Models; Microchip Analytical Procedures; Microelectrodes; Nanotechnology; Reproducibility of Results; Silicones; Uric Acid | 2007 |
Nonenzymatic electrochemical glucose sensor based on nanoporous PtPb networks.
Topics: Acetaminophen; Ascorbic Acid; Biosensing Techniques; Electrochemistry; Electrodes; Glucose; Hydrogen-Ion Concentration; Lead; Microscopy, Electron, Transmission; Platinum; Reproducibility of Results; Sensitivity and Specificity; Silver; Silver Compounds; Uric Acid | 2008 |
Supplementation with antioxidants fails to increase the total antioxidant capacity of several cell lines in culture.
Topics: Acetylcysteine; Antimetabolites; Antioxidants; Ascorbic Acid; Buthionine Sulfoximine; Cell Line; Chromatography, High Pressure Liquid; Electrochemistry; Ferric Compounds; Free Radical Scavengers; Glutathione; Humans; Keratinocytes; Proteins; Reactive Oxygen Species; Uric Acid | 2008 |
Simultaneous voltammetric determination of norepinephrine, ascorbic acid and uric acid on polycalconcarboxylic acid modified glassy carbon electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Coated Materials, Biocompatible; Electrochemistry; Equipment Design; Equipment Failure Analysis; Glass; Microelectrodes; Norepinephrine; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2008 |
A poly(3-acetylthiophene) modified glassy carbon electrode for selective voltammetric measurement of uric acid in urine sample.
Topics: Ascorbic Acid; Calibration; Carbon; Electrochemistry; Electrodes; Humans; Hydrogen-Ion Concentration; Indicators and Reagents; Oxidation-Reduction; Polyynes; Reproducibility of Results; Thiophenes; Uric Acid | 2008 |
Simultaneous voltammetric detection of ascorbic acid, dopamine and uric acid using a pyrolytic graphite electrode modified into dopamine solution.
Topics: Ascorbic Acid; Dopamine; Electrochemistry; Electrodes; Graphite; Solutions; Uric Acid | 2008 |
Microplate-compatible biamperometry array for parallel 48-channel amperometric or coulometric measurements.
Topics: Acetaminophen; Ascorbic Acid; Calibration; Chromans; Electrochemistry; Electrodes; Ferrocyanides; Glucose; Glucose Oxidase; Hydrogen Peroxide; Hydroquinones; Microchemistry; Oxidation-Reduction; Platinum; Uric Acid | 2008 |
Plasma antioxidant status in septic critically ill patients: a decrease over time.
Topics: Adult; Aged; Analysis of Variance; Antioxidants; Ascorbic Acid; Bilirubin; Biomarkers; Chromatography, High Pressure Liquid; Cohort Studies; Critical Illness; Female; Humans; Lipids; Male; Middle Aged; Oxidative Stress; Sepsis; Serum Albumin; Severity of Illness Index; Shock, Septic; Uric Acid; Vitamin A; Vitamin E | 2008 |
Inhibition of iron-catalyzed oxidations by attainable uric acid and ascorbic acid levels: therapeutic implications for Alzheimer's disease and late cognitive impairment.
Topics: Alzheimer Disease; Antioxidants; Ascorbic Acid; Cognition Disorders; Hemoglobins; Hydrogen Peroxide; Iron; Oxidation-Reduction; Photometry; Uric Acid | 2008 |
Preparation and characterization of PtAu hybrid film modified electrodes and their use in simultaneous determination of dopamine, ascorbic acid and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemistry; Electrodes; Gold; Humans; Metal Nanoparticles; Platinum; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2007 |
Selective detection of uric acid in the presence of ascorbic acid at physiological pH by using a beta-cyclodextrin modified copolymer of sulfanilic acid and N-acetylaniline.
Topics: Alanine; Ascorbic Acid; Biosensing Techniques; Complex Mixtures; Electrochemistry; Equipment Design; Equipment Failure Analysis; Hydrogen-Ion Concentration; Sensitivity and Specificity; Sulfanilic Acids; Uric Acid | 2008 |
Simultaneous determination of dopamine, ascorbic acid and uric acid at poly (Evans Blue) modified glassy carbon electrode.
Topics: Ascorbic Acid; Carbon; Dopamine; Electrochemistry; Electrodes; Evans Blue; Glass; Humans; Hydrochloric Acid; Hydrogen-Ion Concentration; Molecular Structure; Oxidation-Reduction; Uric Acid; Urine | 2008 |
Peroxidase activity of hemoglobin towards ascorbate and urate: a synergistic protective strategy against toxicity of Hemoglobin-Based Oxygen Carriers (HBOC).
Topics: Animals; Ascorbic Acid; Blood Substitutes; Buffers; Drug Carriers; Ferric Compounds; Guinea Pigs; Hemoglobins; Humans; Kinetics; Oxygen; Oxyhemoglobins; Peroxidases; Uric Acid | 2008 |
Vitamin C intake and serum uric acid concentration in men.
Topics: Adult; Aged; Antioxidants; Ascorbic Acid; Diet Surveys; Feeding Behavior; Gout; Humans; Hyperuricemia; Male; Middle Aged; Prospective Studies; Risk Factors; Surveys and Questionnaires; United States; Uric Acid | 2008 |
Evolution of oxidative stress parameters and response to oral vitamins E and C in streptozotocin-induced diabetic rats.
Topics: Administration, Oral; Animals; Ascorbic Acid; Diabetes Mellitus, Experimental; Female; Glutathione; Oxidative Stress; Rats; Rats, Sprague-Dawley; Streptozocin; Thiobarbituric Acid Reactive Substances; Time Factors; Uric Acid; Vitamin E | 2008 |
Zinc oxide/redox mediator composite films-based sensor for electrochemical detection of important biomolecules.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrochemistry; Electrodes; Hydrogen-Ion Concentration; Microscopy, Atomic Force; Microscopy, Electron, Scanning; Oxidation-Reduction; Serotonin; Uric Acid; Zinc Oxide | 2008 |
Encapsulation of glucose oxidase within poly(ethylene glycol) methyl ether methacrylate microparticles for developing an amperometric glucose biosensor.
Topics: Ascorbic Acid; Biosensing Techniques; Coated Materials, Biocompatible; Electrochemistry; Electrodes; Glucose; Glucose Oxidase; Gold; Humans; Methylmethacrylate; Nanoparticles; Polyethylene Glycols; Reproducibility of Results; Sensitivity and Specificity; Time Factors; Uric Acid | 2008 |
Electrocatalytic oxidation of NADH at gold nanoparticles loaded poly(3,4-ethylenedioxythiophene)-poly(styrene sulfonic acid) film modified electrode and integration of alcohol dehydrogenase for alcohol sensing.
Topics: Alcohol Dehydrogenase; Alcohols; Ascorbic Acid; Biosensing Techniques; Bridged Bicyclo Compounds, Heterocyclic; Catalysis; Electrochemistry; Electrodes; Gold; Metal Nanoparticles; NAD; Oxidation-Reduction; Polymers; Polystyrenes; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2008 |
Simultaneous electrochemical determination of dopamine, uric acid and ascorbic acid using palladium nanoparticle-loaded carbon nanofibers modified electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Complex Mixtures; Dopamine; Electrochemistry; Equipment Design; Equipment Failure Analysis; Microelectrodes; Nanotechnology; Nanotubes, Carbon; Palladium; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2008 |
Surface modification of poly(dimethylsiloxane) microfluidic devices and its application in simultaneous analysis of uric acid and ascorbic acid in human urine.
Topics: Ascorbic Acid; Chitosan; Dimethylpolysiloxanes; DNA; Electrochemistry; Humans; Hydrogen-Ion Concentration; Linear Models; Microfluidic Analytical Techniques; Reproducibility of Results; Sensitivity and Specificity; Surface Properties; Time Factors; Uric Acid | 2008 |
The electrochemical modification of clenbuterol for biosensors of dopamine, norepinephrine, adrenalin, ascorbic acid and uric acid at paraffin-impregnated graphite electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Clenbuterol; Dopamine; Electrochemistry; Electrodes; Epinephrine; Equipment Design; Equipment Failure Analysis; Graphite; Norepinephrine; Paraffin; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2008 |
Simultaneous determination of tryptophan, uric acid and ascorbic acid at iron(III) doped zeolite modified carbon paste electrode.
Topics: Ascorbic Acid; Calibration; Carbon; Electrochemistry; Electrodes; Humans; Hydrogen-Ion Concentration; Iron; Molecular Structure; Oxidation-Reduction; Reproducibility of Results; Surface Properties; Time Factors; Tryptophan; Uric Acid; Zeolites | 2008 |
Electrochemical synthesis of polyaniline nano-networks on p-aminobenzene sulfonic acid functionalized glassy carbon electrode Its use for the simultaneous determination of ascorbic acid and uric acid.
Topics: Aniline Compounds; Ascorbic Acid; Biosensing Techniques; Carbon; Complex Mixtures; Electrochemistry; Equipment Design; Equipment Failure Analysis; Glass; Isethionic Acid; Microelectrodes; Nanostructures; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2008 |
Total radical-trapping antioxidant potential in gestational diabetes.
Topics: Adolescent; Adult; Antioxidants; Ascorbic Acid; Case-Control Studies; Diabetes, Gestational; Female; Free Radicals; Humans; Pregnancy; Sulfhydryl Compounds; Tocopherols; Uric Acid; Vitamin E; Young Adult | 2008 |
Alveolar oxidative stress is associated with elevated levels of nonenzymatic low-molecular-weight antioxidants in patients with different forms of chronic fibrosing interstitial lung diseases.
Topics: alpha-Tocopherol; Animals; Antioxidants; Ascorbic Acid; Blotting, Western; Bronchoalveolar Lavage Fluid; Glutathione; Humans; Idiopathic Pulmonary Fibrosis; Immunohistochemistry; Inflammation; Lung Diseases, Interstitial; Oxidative Stress; Pulmonary Fibrosis; Rabbits; Uric Acid; Vitamin A | 2009 |
A little citrus might go a long way!
Topics: Antioxidants; Ascorbic Acid; Citrus; Gout; Humans; Phytotherapy; Randomized Controlled Trials as Topic; Uric Acid; Vitamins | 2008 |
The reaction of cell-free oxyhemoglobin with nitrite under physiologically relevant conditions: Implications for nitrite-based therapies.
Topics: Ascorbic Acid; Catalase; Electron Spin Resonance Spectroscopy; Free Radicals; Haptoglobins; Hemoglobins; Humans; Methemoglobin; Nitrites; Oxyhemoglobins; Plasma; Regression Analysis; Uric Acid | 2009 |
Antioxidant status associated with inflammation in sarcoidosis: a potential role for antioxidants.
Topics: Adult; Antioxidants; Ascorbic Acid; Biomarkers; Case-Control Studies; Chromans; Dose-Response Relationship, Drug; Female; Flavonoids; Glutathione; Humans; Interleukin-10; Interleukin-8; Lipopolysaccharides; Lung; Male; Middle Aged; Oxidative Stress; Quercetin; Sarcoidosis; Statistics, Nonparametric; Tumor Necrosis Factor-alpha; Uric Acid | 2009 |
A polymer film modified sensor for voltammetric determination of uric acid in the presence of ascorbic Acid and its application in urine.
Topics: Adult; Ascorbic Acid; Electrochemistry; Electrodes; Humans; Hydrogen-Ion Concentration; Indicators and Reagents; Oxidation-Reduction; Polymers; Resorcinols; Uric Acid | 2008 |
Sensitive determination of dopamine and uric acid by the use of a glassy carbon electrode modified with poly(3-methylthiophene)/gold nanoparticle composites.
Topics: Ascorbic Acid; Carbon; Catalysis; Dopamine; Electric Impedance; Electrochemistry; Electrodes; Glass; Gold; Humans; Hydrogen-Ion Concentration; Metal Nanoparticles; Microscopy, Electron, Scanning; Nanocomposites; Oxidation-Reduction; Polymers; Reproducibility of Results; Sensitivity and Specificity; Surface Properties; Thiophenes; Uric Acid | 2008 |
Determination of nanomolar uric and ascorbic acids using enlarged gold nanoparticles modified electrode.
Topics: Ascorbic Acid; Electrochemistry; Electrodes; Gold; Metal Nanoparticles; Methods; Nanotechnology; Oxidation-Reduction; Research Design; Uric Acid | 2009 |
Fructose and vitamin C intake do not influence risk for developing hypertension.
Topics: Adult; Alcohol Drinking; Ascorbic Acid; Beverages; Body Mass Index; Coffee; Cohort Studies; Energy Intake; Fructose; Humans; Hypertension; Middle Aged; Proportional Hazards Models; Risk; Risk Factors; Uric Acid | 2009 |
Easy modification of glassy carbon electrode for simultaneous determination of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Complex Mixtures; Dopamine; Electrochemistry; Electrodes; Equipment Design; Equipment Failure Analysis; Glass; Oxidation-Reduction; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2009 |
Effect of exercise training on ethanol-induced oxidative damage in aged rats.
Topics: Aging; Alcohol Drinking; Animals; Antioxidants; Ascorbic Acid; Central Nervous System Depressants; Ethanol; Glutathione; Lipid Peroxidation; Liver; Male; Malondialdehyde; Oxidative Stress; Physical Conditioning, Animal; Physical Endurance; Rats; Rats, Wistar; Uric Acid; Xanthine Oxidase | 2009 |
Fast HPLC-ECD analysis of ascorbic acid, dehydroascorbic acid and uric acid.
Topics: Ascorbic Acid; Chromatography, High Pressure Liquid; Dehydroascorbic Acid; Electrochemical Techniques; Humans; Uric Acid | 2009 |
Vitamin C intake and the risk of gout in men: a prospective study.
Topics: Adult; Aged; Ascorbic Acid; Gout; Humans; Incidence; Male; Middle Aged; Prospective Studies; Risk Factors; Surveys and Questionnaires; Uric Acid; Vitamins | 2009 |
Voltammetric determination of dopamine at a zirconium phosphated silica gel modified carbon paste electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrochemistry; Electrodes; Humans; Hydrogen-Ion Concentration; Reproducibility of Results; Sensitivity and Specificity; Silicon Dioxide; Uric Acid; Zirconium | 2009 |
The effect of vitamin C supplementation in healthy dogs on antioxidative capacity and immune parameters.
Topics: Animal Feed; Animal Nutritional Physiological Phenomena; Animals; Antibody Formation; Antioxidants; Ascorbic Acid; Cross-Over Studies; Dietary Supplements; Dogs; Dose-Response Relationship, Drug; Female; Immunity, Cellular; Immunoglobulin A; Immunoglobulin G; Male; Oxidation-Reduction; Random Allocation; Thiobarbituric Acid Reactive Substances; Uric Acid; Vitamin E | 2009 |
Concomitant administration of sodium 2,3-dimercapto-1-propanesulphonate (DMPS) and diphenyl diselenide reduces effectiveness of DMPS in restoring damage induced by mercuric chloride in mice.
Topics: Animals; Antioxidants; Ascorbic Acid; Benzene Derivatives; Bilirubin; Blood Cell Count; Catalase; Chelating Agents; Creatinine; Drug Interactions; Drug Therapy, Combination; Glutathione Transferase; Hemoglobins; Leukocyte Count; Lymphocytes; Male; Mercuric Chloride; Mice; Monocytes; Neutrophils; Organoselenium Compounds; Platelet Count; Thiobarbituric Acid Reactive Substances; Unithiol; Uric Acid | 2009 |
Exogenous vs. endogenous gamma-glutamyltransferase activity: Implications for the specific determination of S-nitrosoglutathione in biological samples.
Topics: Analytic Sample Preparation Methods; Animals; Ascorbic Acid; Blood Chemical Analysis; Cattle; Chromatography, Liquid; Fluorescein; Fluorometry; gamma-Glutamyltransferase; Humans; Hydrolysis; Kidney; Nitric Oxide; Nitroso Compounds; S-Nitrosoglutathione; Sensitivity and Specificity; Spectrophotometry; Sulfhydryl Compounds; Uric Acid | 2009 |
Electropolymerized film of functionalized thiadiazole on glassy carbon electrode for the simultaneous determination of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Buffers; Carbon; Dopamine; Electrochemistry; Electrodes; Glass; Injections; Oxidation-Reduction; Polymers; Reproducibility of Results; Sulfhydryl Compounds; Thiadiazoles; Time Factors; Uric Acid | 2009 |
Simultaneous determination of epinephrine, uric acid and xanthine in the presence of ascorbic acid using an ultrathin polymer film of 5-amino-1,3,4-thiadiazole-2-thiol modified electrode.
Topics: Ascorbic Acid; Electrochemistry; Electrodes; Epinephrine; Humans; Polymers; Sulfonamides; Thiadiazoles; Uric Acid; Xanthines | 2009 |
Simultaneous detection of dopamine, ascorbic acid, and uric acid at electrochemically pretreated carbon nanotube biosensors.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Glass; Nanotubes, Carbon; Spectrum Analysis, Raman; Uric Acid | 2010 |
Salivary antioxidants in patients with type 1 or 2 diabetes and inflammatory periodontal disease: a case-control study.
Topics: Adolescent; Adult; Aged; Antioxidants; Ascorbic Acid; Case-Control Studies; Dental Plaque Index; Diabetes Mellitus, Type 1; Diabetes Mellitus, Type 2; Female; Gingival Hemorrhage; Gingival Recession; Glutathione; Glutathione Disulfide; Humans; Male; Middle Aged; Oxidative Stress; Periodontal Attachment Loss; Periodontal Pocket; Periodontitis; Saliva; Secretory Rate; Uric Acid; Young Adult | 2009 |
Simultaneous electrochemical determination of uric acid, dopamine, and ascorbic acid at single-walled carbon nanohorn modified glassy carbon electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Complex Mixtures; Dopamine; Electrochemistry; Equipment Design; Equipment Failure Analysis; Glass; Nanostructures; Uric Acid | 2009 |
Nitration of the salivary component 4-hydroxyphenylacetic acid in the human oral cavity: enhancement of nitration under acidic conditions.
Topics: Acids; Adult; Age Factors; Aged; Aged, 80 and over; Antioxidants; Ascorbic Acid; Bacteria; Female; Gingival Hemorrhage; Gingivitis; Glucose; Glucose Oxidase; Glutathione; Humans; Hydrogen Peroxide; Hydrogen-Ion Concentration; Male; Middle Aged; Mouth; Nitrites; Periodontal Diseases; Peroxidases; Phenylacetates; Saliva; Smoking; Thiocyanates; Uric Acid; Young Adult | 2009 |
Reduced-serum vitamin C and increased uric acid levels in normal-tension glaucoma.
Topics: Aged; Ascorbic Acid; Ascorbic Acid Deficiency; Asian People; Female; Glaucoma, Open-Angle; Humans; Low Tension Glaucoma; Male; Middle Aged; Oxidative Stress; Uric Acid; Vitamin B Complex; Vitamin E | 2010 |
Total antioxidant status at high altitude in lowlanders and native highlanders: role of uric acid.
Topics: Adult; Altitude; Antioxidants; Ascorbic Acid; Humans; Hydrogen Peroxide; Male; Oxidative Stress; Oxygen; Protein Carbonylation; Uric Acid | 2009 |
A novel nonenzymatic hydrogen peroxide sensor based on multi-wall carbon nanotube/silver nanoparticle nanohybrids modified gold electrode.
Topics: Acetaminophen; Ascorbic Acid; Biosensing Techniques; Electrochemical Techniques; Electrodes; Gold; Hydrogen Peroxide; Microscopy, Electron, Transmission; Models, Chemical; Nanoparticles; Nanotubes, Carbon; Oxidation-Reduction; Reproducibility of Results; Silver; Uric Acid | 2009 |
The effects of hyperoxia exposure on lung function and pulmonary surfactant in a rat model of acute lung injury.
Topics: Acute Lung Injury; Animals; Antioxidants; Ascorbic Acid; Biomarkers; Bronchoalveolar Lavage Fluid; Disease Models, Animal; Hyperoxia; Lipid Peroxides; Lung; Lung Compliance; Male; Oxidative Stress; Phosphatidylcholines; Phosphatidylglycerols; Pulmonary Surfactants; Rats; Rats, Sprague-Dawley; Time Factors; Uric Acid | 2009 |
Improved peroxyl radical scavenging TOSC assay to quantify antioxidant capacity using SIFT-MS.
Topics: Animals; Antioxidants; Ascorbic Acid; Butyrates; Flavonoids; Glutathione; Humans; Mass Spectrometry; Plant Extracts; Reactive Oxygen Species; Sulfhydryl Compounds; Uric Acid | 2009 |
A gold electrode modified with self-assembled diethylenetriaminepentaacetic acid via charge-based discrimination.
Topics: Adsorption; Ascorbic Acid; Cysteine; Dopamine; Electrochemistry; Electrodes; Gold; Humans; Hydrogen-Ion Concentration; Pentetic Acid; Static Electricity; Uric Acid | 2009 |
A novel molecularly imprinted polymer thin film as biosensor for uric acid.
Topics: Amines; Ascorbic Acid; Benzene; Biosensing Techniques; Electric Conductivity; Electrochemistry; Electrodes; Humans; Hydrogen Bonding; Imides; Ketones; Molecular Imprinting; Polymers; Uric Acid | 2010 |
Cu nanoparticles incorporated polypyrrole modified GCE for sensitive simultaneous determination of dopamine and uric acid.
Topics: Ascorbic Acid; Carbon; Catalysis; Copper; Dopamine; Electrochemistry; Electrodes; Glass; Humans; Metal Nanoparticles; Microscopy, Atomic Force; Oxidation-Reduction; Polymers; Pyrroles; Time Factors; Uric Acid | 2010 |
Tear analysis of ascorbic acid, uric acid and malondialdehyde with capillary electrophoresis.
Topics: Adult; Aged; Antioxidants; Ascorbic Acid; Electrophoresis, Capillary; Female; Humans; Male; Malondialdehyde; Middle Aged; Tears; Uric Acid | 2010 |
Protective effect of caffeic acid on cardiac markers and lipid peroxide metabolism in cardiotoxic rats: an in vivo and in vitro study.
Topics: Animals; Ascorbic Acid; Biomarkers; Caffeic Acids; Isoproterenol; Lipid Peroxidation; Male; Myocardial Infarction; Myocardium; Rats; Rats, Wistar; Uric Acid; Vitamin E | 2010 |
Electrochemical detection in a paper-based separation device.
Topics: Ascorbic Acid; Chromatography, Paper; Electrochemical Techniques; Electrodes; Gold; Micelles; Microfluidic Analytical Techniques; Uric Acid | 2010 |
Uric acid as a CNS antioxidant.
Topics: Aged; Alzheimer Disease; Antioxidants; Ascorbic Acid; Blood-Brain Barrier; Brain; Female; Humans; Male; Uric Acid | 2010 |
Simultaneous determination of catecholamines, uric acid and ascorbic acid at physiological levels using poly(N-methylpyrrole)/Pd-nanoclusters sensor.
Topics: Ascorbic Acid; Biosensing Techniques; Catalysis; Catecholamines; Electrochemical Techniques; Electrodes; Electroplating; Humans; Metal Nanoparticles; Oxidation-Reduction; Palladium; Polymers; Pyrroles; Uric Acid | 2010 |
Cupric ion reducing antioxidant capacity assay for antioxidants in human serum and for hydroxyl radical scavengers.
Topics: alpha-Tocopherol; Antioxidants; Ascorbic Acid; beta Carotene; Bilirubin; Biological Assay; Copper; Glutathione; Humans; Hydroxyl Radical; Oxidation-Reduction; Uric Acid | 2010 |
A highly selective and sensitive dopamine and uric acid biosensor fabricated with functionalized ordered mesoporous carbon and hydrophobic ionic liquid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Carboxylic Acids; Dopamine; Electrochemistry; Electrodes; Ionic Liquids; Materials Testing; Oxidation-Reduction; Particle Size; Porosity; Surface Properties; Uric Acid | 2010 |
Preparation of silver hexacyanoferrate nanoparticles and its application for the simultaneous determination of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemistry; Ferrocyanides; Humans; Limit of Detection; Linear Models; Nanoparticles; Oxidation-Reduction; Silver; Uric Acid | 2010 |
Simultaneous determination of ascorbic acid, dopamine, uric acid and xanthine using a nanostructured polymer film modified electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemistry; Electrodes; Humans; Limit of Detection; Microscopy, Atomic Force; Nanostructures; Oxidation-Reduction; Thiadiazoles; Uric Acid; Xanthine | 2010 |
Antioxidant systems of brown trout (Salmo trutta f. fario) semen.
Topics: Animals; Antioxidants; Ascorbic Acid; Catalase; Cell Membrane; Glutathione; Glutathione Reductase; Lipid Peroxidation; Male; Methionine; Methionine Sulfoxide Reductases; Peroxidase; Semen; Sperm Motility; Spermatozoa; Superoxide Dismutase; Tocopherols; Trout; Uric Acid | 2010 |
Retinol potentiates the inhibitory effect of ascorbic acid on uric acid assay.
Topics: alpha-Tocopherol; Antioxidants; Ascorbic Acid; Drug Synergism; Humans; Intensive Care Units; Uric Acid; Vitamin A; Vitamins | 2010 |
Competitive enzyme-linked immunosorbent assay for a selective and sensitive determination of dopamine in the presence of ascorbic acid and uric acid.
Topics: Ascorbic Acid; Dopamine; Enzyme-Linked Immunosorbent Assay; Humans; Limit of Detection; Reproducibility of Results; Uric Acid | 2010 |
Simultaneous determination of norepinephrine, uric acid, and ascorbic acid at a screen printed carbon electrode modified with polyacrylic acid-coated multi-wall carbon nanotubes.
Topics: Acrylic Resins; Ascorbic Acid; Biosensing Techniques; Coated Materials, Biocompatible; Complex Mixtures; Conductometry; Electrodes; Equipment Design; Equipment Failure Analysis; Nanotubes, Carbon; Norepinephrine; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2010 |
Simultaneous determination of ascorbic acid and uric acid by a new modified carbon nanotube-paste electrode using chloromercuriferrocene.
Topics: Ascorbic Acid; Catalysis; Electrochemistry; Electrodes; Humans; Limit of Detection; Nanotubes, Carbon; Ointments; Organomercury Compounds; Time Factors; Uric Acid | 2010 |
A sensitive voltammetric sensor for detecting betamethasone in biological fluids.
Topics: Adult; Albumins; Ascorbic Acid; Betamethasone; Body Fluids; Chromatography, High Pressure Liquid; Electrochemistry; Electrodes; Female; Graphite; High-Throughput Screening Assays; Humans; Hydrogen-Ion Concentration; Hypoxanthine; Male; Molecular Conformation; Nanotubes, Carbon; Particle Size; Sensitivity and Specificity; Surface Properties; Uric Acid | 2010 |
Different roles of radical scavengers--ascorbate and urate in the cerebrospinal fluid of amyotrophic lateral sclerosis patients.
Topics: Amyotrophic Lateral Sclerosis; Ascorbic Acid; Cerebrospinal Fluid; Electron Spin Resonance Spectroscopy; Free Radical Scavengers; Humans; Uric Acid | 2010 |
Simultaneous voltammetric determination of ascorbic acid, dopamine and uric acid using polybromothymol blue film-modified glassy carbon electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Bromthymol Blue; Carbon; Dopamine; Electrochemistry; Electrodes; Humans; Polymers; Sensitivity and Specificity; Uric Acid | 2010 |
Simultaneous determination of ascorbic acid, epinephrine, and uric acid by differential pulse voltammetry using poly(p-xylenolsulfonephthalein) modified glassy carbon electrode.
Topics: Ascorbic Acid; Benzenesulfonates; Carbon; Electrochemical Techniques; Electrodes; Epinephrine; Glass; Humans; Oxidation-Reduction; Polymers; Sulfones; Uric Acid | 2010 |
Voltammetric determination of amlodipine besylate in human urine and pharmaceuticals.
Topics: Amlodipine; Angina Pectoris; Antihypertensive Agents; Ascorbic Acid; Body Fluids; Carbon; Electrodes; Humans; Hydrogen-Ion Concentration; Limit of Detection; Microscopy, Electron, Scanning; Nanotechnology; Nanotubes, Carbon; Pharmaceutical Preparations; Potentiometry; Reproducibility of Results; Uric Acid; Xanthine | 2010 |
Theodore E. Woodward award. The evolution of obesity: insights from the mid-Miocene.
Topics: Animals; Ascorbic Acid; Awards and Prizes; Biological Evolution; Birds; Diet; Fructose; History, Ancient; Hominidae; Humans; L-Gulonolactone Oxidase; Models, Biological; Mutation; Obesity; Urate Oxidase; Uric Acid | 2010 |
Poly(3,4-ethylene-dioxythiophene) electrode for the selective determination of dopamine in presence of sodium dodecyl sulfate.
Topics: Ascorbic Acid; Biosensing Techniques; Bridged Bicyclo Compounds, Heterocyclic; Carbon; Dopamine; Electrodes; Humans; Oxidation-Reduction; Polymers; Potentiometry; Reproducibility of Results; Sodium Dodecyl Sulfate; Uric Acid | 2011 |
Core-shell TiC/C quasi-aligned nanofiber arrays on biomedical Ti6Al4V for sensitive electrochemical biosensing.
Topics: Alloys; Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electron Transport; Ferricyanides; Kinetics; Nanofibers; Titanium; Uric Acid | 2010 |
(110)-exposed gold nanocoral electrode as low onset potential selective glucose sensor.
Topics: Ascorbic Acid; Electrochemical Techniques; Glucose; Gold; Microelectrodes; Nanostructures; Oxidation-Reduction; Uric Acid | 2010 |
Measurement of ascorbic acid and dehydroascorbic acid in biological samples.
Topics: Animals; Ascorbic Acid; Biomarkers; Body Fluids; Cell Separation; Chromatography, High Pressure Liquid; Colorimetry; Dehydroascorbic Acid; Electrochemical Techniques; Humans; Specimen Handling; Uric Acid | 2002 |
Chemometric-assisted kinetic-spectrophotometric method for simultaneous determination of ascorbic acid, uric acid, and dopamine.
Topics: Absorption; Ascorbic Acid; Calibration; Dopamine; Electrochemistry; Ferric Compounds; Humans; Hydrogen-Ion Concentration; Kinetics; Multivariate Analysis; Neural Networks, Computer; Phenanthrolines; Serum; Spectrophotometry; Uric Acid; Urine | 2011 |
Hollow nitrogen-doped carbon microspheres pyrolyzed from self-polymerized dopamine and its application in simultaneous electrochemical determination of uric acid, ascorbic acid and dopamine.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrochemical Techniques; Humans; Limit of Detection; Microscopy, Electron, Scanning; Microspheres; Nitrogen; Oxidation-Reduction; Polymers; Uric Acid | 2011 |
The simultaneous electrochemical detection of ascorbic acid, dopamine, and uric acid using graphene/size-selected Pt nanocomposites.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Fluorocarbon Polymers; Graphite; Nanocomposites; Platinum; Uric Acid | 2011 |
Serum total antioxidant capacity in patients with multiple sclerosis.
Topics: Adult; alpha-Tocopherol; Antioxidants; Ascorbic Acid; Bilirubin; Case-Control Studies; Cross-Sectional Studies; Female; Humans; Male; Multiple Sclerosis; Oxidative Stress; Serum Albumin; Uric Acid | 2011 |
Antioxidant status in acute asthmatic attack in children.
Topics: Acute Disease; Antioxidants; Ascorbic Acid; Asthma; Biomarkers; Case-Control Studies; Child; Child, Preschool; Female; Humans; Infant; Lipid Peroxidation; Male; Malondialdehyde; Oxidative Stress; Prospective Studies; Reactive Oxygen Species; Uric Acid; Vitamin E | 2010 |
Comparative electrochemical study of new self-assembled monolayers of 2-{[(Z)-1-(3-furyl)methylidene]amino}-1-benzenethiol and 2-{[(2-sulfanylphenyl)imino]methyl}phenol for determination of dopamine in the presence of high concentration of ascorbic acid a
Topics: Ascorbic Acid; Biosensing Techniques; Calibration; Carbon; Dielectric Spectroscopy; Dopamine; Electrochemical Techniques; Electrodes; Furans; Gold; Humans; Hydrogen-Ion Concentration; Limit of Detection; Linear Models; Oxidation-Reduction; Phenols; Sulfhydryl Compounds; Uric Acid | 2011 |
Microneedle array-based carbon paste amperometric sensors and biosensors.
Topics: Acetaminophen; Ascorbic Acid; Biofouling; Biosensing Techniques; Carbon; Catalysis; Electrochemical Techniques; Glucose; Hydrogen Peroxide; Lactic Acid; Microelectrodes; Transducers; Uric Acid | 2011 |
Electrochemical selective detection of uric acid using a copper-modified carbon electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Blood Chemical Analysis; Carbon; Copper; Electrochemistry; Electrodes; Humans; Oxidation-Reduction; Uric Acid | 2011 |
Simultaneous determination of 3,4-dihydroxyphenylacetic acid, uric acid and ascorbic acid by poly(L-arginine)/multi-walled carbon nanotubes composite film.
Topics: 3,4-Dihydroxyphenylacetic Acid; Ascorbic Acid; Nanocomposites; Nanotechnology; Nanotubes, Carbon; Oxidation-Reduction; Peptides; Uric Acid | 2011 |
Electrocatalytic determination of sumatriptan on the surface of carbon-paste electrode modified with a composite of cobalt/Schiff-base complex and carbon nanotube.
Topics: Ascorbic Acid; Cobalt; Electrochemistry; Electrodes; Hydrogen-Ion Concentration; Limit of Detection; Nanotubes, Carbon; Oxidation-Reduction; Polarography; Potentiometry; Schiff Bases; Sumatriptan; Tablets; Uric Acid | 2011 |
Sensitive determination of dopamine in the presence of uric acid and ascorbic acid using TiO2 nanotubes modified with Pd, Pt and Au nanoparticles.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Gold; Humans; Hydrogen-Ion Concentration; Metal Nanoparticles; Metals; Nanotubes; Oxidation-Reduction; Palladium; Titanium; Uric Acid | 2011 |
Functionalized-graphene modified graphite electrode for the selective determination of dopamine in presence of uric acid and ascorbic acid.
Topics: Ascorbic Acid; Biosensing Techniques; Chemistry, Analytic; Dielectric Spectroscopy; Dopamine; Electrochemical Techniques; Electrodes; Equipment Design; Graphite; Oxidation-Reduction; Potentiometry; Uric Acid | 2011 |
Electrocatalytic detection of dopamine in the presence of ascorbic acid and uric acid at silicon carbide coated electrodes.
Topics: Ascorbic Acid; Carbon; Carbon Compounds, Inorganic; Catalysis; Dopamine; Electrochemical Techniques; Electrodes; Silicon Compounds; Uric Acid | 2011 |
Potential of vitamin C in the prevention and treatment of gout.
Topics: Antioxidants; Ascorbic Acid; Gout; Humans; Uric Acid | 2011 |
Plasma antioxidants are associated with impaired lung function and COPD exacerbations in smokers.
Topics: Aged; Antioxidants; Ascorbic Acid; Chromatography, High Pressure Liquid; Colorado; Colorimetry; Cross-Sectional Studies; Female; Glutathione; Humans; Male; Middle Aged; Multivariate Analysis; Phenotype; Pulmonary Disease, Chronic Obstructive; Respiratory Function Tests; Smoking; Uric Acid | 2011 |
Electrochemical response of ascorbic and uric acids at organoclay film modified glassy carbon electrodes and sensing applications.
Topics: Aluminum Silicates; Ascorbic Acid; Carbon; Clay; Electrochemical Techniques; Electrodes; Humans; Oxidation-Reduction; Pharmaceutical Preparations; Potentiometry; Uric Acid | 2011 |
Total antioxidant capacity and total oxidant status after surfactant treatment in preterm infants with respiratory distress syndrome.
Topics: Adult; Antioxidants; Ascorbic Acid; Benzothiazoles; Bilirubin; Biological Products; Female; Glutathione; Humans; Hydrogen Peroxide; Infant, Newborn; Infant, Premature; Lipid Peroxides; Male; Oxidative Stress; Phospholipids; Pregnancy; Pulmonary Surfactants; Respiratory Distress Syndrome, Newborn; Sulfonic Acids; Treatment Outcome; Uric Acid; Vitamin E; Young Adult | 2011 |
Simultaneous and sensitive determination of a quaternary mixture of AA, DA, UA and Trp using a modified GCE by iron ion-doped natrolite zeolite-multiwall carbon nanotube.
Topics: Ascorbic Acid; Biosensing Techniques; Calibration; Dopamine; Electrochemistry; Electrodes; Hydrogen-Ion Concentration; Microscopy, Electron, Scanning; Microscopy, Electron, Transmission; Nanotubes, Carbon; Oxidation-Reduction; Tryptophan; Uric Acid; Zeolites | 2011 |
Electropolymerisation of L-arginine at carbon paste electrode and its application to the detection of dopamine, ascorbic and uric acid.
Topics: Arginine; Ascorbic Acid; Biopolymers; Dopamine; Electrochemistry; Electrodes; Uric Acid | 2011 |
Biomarkers of Oxidative Stress Study IV: ozone exposure of rats and its effect on antioxidants in plasma and bronchoalveolar lavage fluid.
Topics: Administration, Inhalation; Animals; Antioxidants; Ascorbic Acid; Biomarkers; Bronchoalveolar Lavage Fluid; Dose-Response Relationship, Drug; Male; Oxidative Stress; Ozone; Rats; Rats, Inbred F344; Time Factors; Uric Acid | 2011 |
Simple and rapid method for the determination of uric acid-independent antioxidant capacity.
Topics: Antioxidants; Ascorbic Acid; Humans; Hyperuricemia; Oxidation-Reduction; Spectrophotometry; Urate Oxidase; Uric Acid | 2011 |
The determination of ascorbic acid and uric acid in human seminal plasma using an HPLC with UV detection.
Topics: Acetonitriles; Adolescent; Adult; Ascorbic Acid; Chromatography, High Pressure Liquid; Chromatography, Reverse-Phase; Humans; Male; Middle Aged; Reproducibility of Results; Semen; Smoking; Spectrophotometry, Ultraviolet; Statistics, Nonparametric; Uric Acid; Young Adult | 2011 |
Determination of morphine at gold nanoparticles/Nafion® carbon paste modified sensor electrode.
Topics: Ascorbic Acid; Calibration; Carbon; Chemistry Techniques, Analytical; Dielectric Spectroscopy; Electrochemistry; Electrodes; Fluorocarbon Polymers; Gold; Humans; Hydrogen-Ion Concentration; Metal Nanoparticles; Morphine; Neurotransmitter Agents; Ointments; Reproducibility of Results; Tablets; Uric Acid | 2011 |
Antioxidant status in patients with lichen planus.
Topics: Adult; Antioxidants; Ascorbic Acid; Bilirubin; Biomarkers; Case-Control Studies; Female; Glutathione Peroxidase; Humans; Lichen Planus; Male; Middle Aged; Prospective Studies; Selenium; Uric Acid; Young Adult | 2011 |
Selective electrooxidation of uric acid in presence of ascorbic acid at a room temperature ionic liquid/nickel hexacyanoferarrate nanoparticles composite electrode.
Topics: Ascorbic Acid; Electrodes; Ferrocyanides; Ionic Liquids; Metal Nanoparticles; Microscopy, Electron, Scanning; Nanotechnology; Nickel; Oxidation-Reduction; Temperature; Uric Acid | 2011 |
Electrochemically selective determination of dopamine in the presence of ascorbic and uric acids on the surface of the modified Nafion/single wall carbon nanotube/poly(3-methylthiophene) glassy carbon electrodes.
Topics: Ascorbic Acid; Dopamine; Electrochemistry; Electrodes; Nanotechnology; Nanotubes, Carbon; Polymers; Thiophenes; Uric Acid | 2011 |
Electrochemical determination of dopamine in the presence of ascorbic acid and uric acid using the synergistic effect of gold nanoflowers and L-cysteamine monolayer at the surface of a gold electrode.
Topics: Ascorbic Acid; Cysteamine; Dopamine; Electrochemical Techniques; Electrodes; Gold; Humans; Hydrogen-Ion Concentration; Metal Nanoparticles; Microscopy, Electron, Scanning; Oxidation-Reduction; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2011 |
Microwave-assisted synthesis of a core-shell MWCNT/GONR heterostructure for the electrochemical detection of ascorbic acid, dopamine, and uric acid.
Topics: Ascorbic Acid; Chemistry Techniques, Synthetic; Dopamine; Electrochemistry; Electrodes; Glass; Graphite; Microwaves; Nanostructures; Nanotubes, Carbon; Uric Acid | 2011 |
Electrochemical sensor for the sensitive determination of norfloxacin in human urine and pharmaceuticals.
Topics: Adsorption; Anti-Infective Agents, Urinary; Ascorbic Acid; Biosensing Techniques; Electrochemistry; Electrodes; Graphite; Humans; Hydrogen-Ion Concentration; Limit of Detection; Norfloxacin; Oxidation-Reduction; Pharmaceutical Preparations; Potentiometry; Uric Acid; Urine | 2012 |
Measurement of tear glucose levels with amperometric glucose biosensor/capillary tube configuration.
Topics: Animals; Ascorbic Acid; Biosensing Techniques; Blood Glucose; Electrochemical Techniques; Enzymes, Immobilized; Glucose; Glucose Oxidase; Hydrogen Peroxide; Iridium; Platinum; Rabbits; Resorcinols; Tears; Uric Acid | 2011 |
A sensitive choline biosensor using Fe3O4 magnetic nanoparticles as peroxidase mimics.
Topics: Alcohol Oxidoreductases; Ascorbic Acid; Biosensing Techniques; Choline; Ferric Compounds; Gold; Magnetic Phenomena; Magnetite Nanoparticles; Metal Nanoparticles; Microscopy, Electron, Transmission; Sensitivity and Specificity; Surface Plasmon Resonance; Uric Acid | 2011 |
Au-nanoclusters incorporated 3-amino-5-mercapto-1,2,4-triazole film modified electrode for the simultaneous determination of ascorbic acid, dopamine, uric acid and nitrite.
Topics: Ascorbic Acid; Biosensing Techniques; Complex Mixtures; Conductometry; Dopamine; Equipment Design; Equipment Failure Analysis; Gold; Nanostructures; Nitrites; Uric Acid | 2011 |
Antioxidant-rich date palm fruit extract inhibits oxidative stress and nephrotoxicity induced by dimethoate in rat.
Topics: Animals; Antioxidants; Arecaceae; Ascorbic Acid; Creatinine; Dimethoate; Fruit; Kidney; Kidney Cortex Necrosis; Male; Organ Size; Oxidation-Reduction; Oxidative Stress; Plant Extracts; Rats; Rats, Wistar; Urea; Uric Acid; Weight Gain | 2012 |
CVD graphene electrochemistry: biologically relevant molecules.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electrochemistry; Electrodes; Epinephrine; Graphite; NAD; Uric Acid | 2011 |
Facile low-temperature growth of carbon nanosheets toward simultaneous determination of dopamine, ascorbic acid and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Nanostructures; Sensitivity and Specificity; Uric Acid | 2011 |
Selective and sensitive determination of dopamine by composites of polypyrrole and graphene modified electrodes.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Oxidation-Reduction; Polymers; Pyrroles; Uric Acid | 2011 |
Dispersion of multi-wall carbon nanotubes in polyhistidine: characterization and analytical applications.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Histidine; Humans; Hydrogen-Ion Concentration; Nanotubes, Carbon; Oxidation-Reduction; Sonication; Temperature; Uric Acid | 2012 |
Correlation of vitamin E, uric acid, and diet composition with histologic features of pediatric NAFLD.
Topics: Adolescent; Ascorbic Acid; Child; Cross-Sectional Studies; Diet; Dietary Sucrose; Energy Intake; Fatty Liver; Female; Fructose; Humans; Liver; Male; Non-alcoholic Fatty Liver Disease; Nutrition Assessment; Prospective Studies; Surveys and Questionnaires; Uric Acid; Vitamin E; Vitamin E Deficiency; Vitamins | 2012 |
Oral vitamin C supplementation and serum uric acid: comment on the article by Juraschek et al.
Topics: Ascorbic Acid; Dietary Supplements; Female; Humans; Hyperuricemia; Male; Randomized Controlled Trials as Topic; Uric Acid | 2012 |
Synthesis, characterization, and electrochemical applications of carbon nanoparticles derived from castor oil soot.
Topics: Ascorbic Acid; Carbon; Castor Oil; Dopamine; Electrochemistry; Electrodes; Microscopy, Electron, Transmission; NAD; Nanoparticles; Oxidation-Reduction; Oxygen; Photoelectron Spectroscopy; Serotonin; Soot; Spectroscopy, Fourier Transform Infrared; Tyrosine; Uric Acid | 2012 |
Ascorbate prevents placental oxidative stress and enhances birth weight in hypoxic pregnancy in rats.
Topics: Animals; Animals, Newborn; Antioxidants; Ascorbic Acid; Birth Weight; Catalase; Cysteine; Disease Models, Animal; Female; Hematocrit; Hypoxia; Oxidative Stress; Placenta; Pregnancy; Pregnancy Complications; Rats; Rats, Wistar; Superoxide Dismutase; Uric Acid | 2012 |
Electrocatalytic oxidation of NADH at electrogenerated NAD+ oxidation product immobilized onto multiwalled carbon nanotubes/ionic liquid nanocomposite: application to ethanol biosensing.
Topics: Acetaminophen; Alcohol Dehydrogenase; Ascorbic Acid; Biosensing Techniques; Catalysis; Electrochemistry; Electrodes; Ethanol; Glucose; Ionic Liquids; NAD; Nanocomposites; Nanotubes, Carbon; Oxidation-Reduction; Uric Acid | 2012 |
Simultaneous determination of ascorbic acid, dopamine and uric acid using high-performance screen-printed graphene electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Catalysis; Dopamine; Graphite; Humans; Microelectrodes; Oxidation-Reduction; Uric Acid | 2012 |
Electrochemical detection of dopamine using porphyrin-functionalized graphene.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Graphite; Humans; Nanotechnology; Porphyrins; Uric Acid | 2012 |
Electrochemical sensor based on nitrogen doped graphene: simultaneous determination of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Graphite; Nitrogen; Triazines; Uric Acid | 2012 |
Simultaneous determination of L-cysteine and L-tyrosine using Au-nanoparticles/poly-eriochrome black T film modified glassy carbon electrode.
Topics: Ascorbic Acid; Azo Compounds; Calibration; Carbon; Cysteine; Dopamine; Electric Conductivity; Electrochemistry; Electrodes; Gold; Hydrogen-Ion Concentration; Limit of Detection; Metal Nanoparticles; Microscopy, Electron, Scanning; Oxidation-Reduction; Reproducibility of Results; Sensitivity and Specificity; Spectroscopy, Fourier Transform Infrared; Tyrosine; Uric Acid | 2012 |
Brain microdialysis in freely moving animals.
Topics: Animals; Ascorbic Acid; Brain Chemistry; Catecholamines; Chemistry Techniques, Analytical; Chromatography, High Pressure Liquid; Electrochemistry; Extracellular Fluid; Indoles; Mice; Microdialysis; Rats; Uric Acid | 2012 |
Fullerene hollow microspheres prepared by bubble-templates as sensitive and selective electrocatalytic sensor for biomolecules.
Topics: Ascorbic Acid; Biosensing Techniques; Catalysis; Cysteine; Dopamine; Electrochemistry; Electrodes; Fullerenes; Limit of Detection; Microscopy, Electron, Scanning; Microscopy, Electron, Transmission; Microspheres; Oxidation-Reduction; Photoelectron Spectroscopy; Surface Properties; Uric Acid; X-Ray Diffraction | 2012 |
Simultaneous electrochemical sensing of ascorbic acid, dopamine and uric acid at anodized nanocrystalline graphite-like pyrolytic carbon film electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Hydrogen-Ion Concentration; Nanoparticles; Uric Acid | 2012 |
Electrochemical behavior of gold nanoparticles modified nitrogen incorporated tetrahedral amorphous carbon and its application in glucose sensing.
Topics: Acetaminophen; Ascorbic Acid; Carbon; Electrochemistry; Electrodes; Glucose; Gold; Metal Nanoparticles; Microscopy, Electron, Scanning; Nitrogen; Uric Acid | 2011 |
Tellurium-nanowire-coated glassy carbon electrodes for selective and sensitive detection of dopamine.
Topics: Animals; Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrochemical Techniques; Fluorocarbon Polymers; Glass; Limit of Detection; Metal Nanoparticles; Nanowires; PC12 Cells; Potassium; Rats; Sensitivity and Specificity; Tellurium; Uric Acid | 2012 |
Simultaneous determination of L-ascorbic acid, dopamine and uric acid with gold nanoparticles-β-cyclodextrin-graphene-modified electrode by square wave voltammetry.
Topics: Ascorbic Acid; beta-Cyclodextrins; Chlorides; Dopamine; Electrochemistry; Electrodes; Gold; Gold Compounds; Graphite; Green Chemistry Technology; Humans; Hydrogen-Ion Concentration; Metal Nanoparticles; Models, Molecular; Molecular Conformation; Oxidation-Reduction; Temperature; Time Factors; Uric Acid | 2012 |
Electrochemically reduced single-layer MoS₂ nanosheets: characterization, properties, and sensing applications.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemistry; Electrodes; Nanostructures; Oxidation-Reduction; Sensitivity and Specificity; Uric Acid | 2012 |
Effect of 12-week vanadate and magnesium co-administration on chosen haematological parameters as well as on some indices of iron and copper metabolism and biomarkers of oxidative stress in rats.
Topics: Anemia, Hypochromic; Animals; Ascorbic Acid; Biomarkers; Blood Cell Count; Copper; Drinking Water; Drug Interactions; Feces; Iron; Liver; Magnesium; Male; Oxidative Stress; Rats; Rats, Wistar; Serum Albumin; Spleen; Uric Acid; Vanadates | 2012 |
Electrocatalytic detection of dopamine in the presence of ascorbic acid and uric acid using single-walled carbon nanotubes modified electrode.
Topics: Ascorbic Acid; Catalysis; Dopamine; Electrodes; Nanotechnology; Nanotubes, Carbon; Uric Acid | 2012 |
Attenuation of insulin resistance, metabolic syndrome and hepatic oxidative stress by resveratrol in fructose-fed rats.
Topics: Animals; Ascorbic Acid; Blood Glucose; Body Weight; Catalase; Eating; Fructose; Glucose Tolerance Test; Glutathione; Insulin; Insulin Resistance; Liver; Male; Metabolic Syndrome; Metformin; NF-E2-Related Factor 2; Nitric Oxide; Oxidative Stress; Rats; Rats, Sprague-Dawley; Resveratrol; Stilbenes; Superoxide Dismutase; Thiobarbituric Acid Reactive Substances; Triglycerides; Uric Acid | 2012 |
Indium tin oxide-coated glass modified with reduced graphene oxide sheets and gold nanoparticles as disposable working electrodes for dopamine sensing in meat samples.
Topics: Animals; Ascorbic Acid; Biosensing Techniques; Catalysis; Cattle; Dopamine; Electrochemical Techniques; Electrodes; Glass; Gold; Graphite; Meat; Metal Nanoparticles; Oxidation-Reduction; Tin Compounds; Uric Acid | 2012 |
Highly sensitive determination of uric acid in the presence of major interferents using a conducting polymer film modified electrode.
Topics: Ascorbic Acid; Carbon; Dopamine; Electric Conductivity; Electrodes; Humans; Methionine; Microscopy, Atomic Force; Polymers; Reproducibility of Results; Triazoles; Tyrosine; Uric Acid | 2012 |
Carbon nanotubes incorporated with sol-gel derived La(OH)3 nanorods as platform to simultaneously determine ascorbic acid, dopamine, uric acid and nitrite.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Humans; Lanthanum; Limit of Detection; Microscopy, Electron, Transmission; Nanotubes; Nanotubes, Carbon; Nitrites; Phase Transition; Reproducibility of Results; Uric Acid; X-Ray Diffraction | 2012 |
Direct electrochemical reduction of graphene oxide and its application to determination of L-tryptophan and L-tyrosine.
Topics: Ascorbic Acid; Buffers; Electrochemistry; Electrodes; Graphite; Indicators and Reagents; Reproducibility of Results; Spectrum Analysis, Raman; Tryptophan; Tyrosine; Uric Acid | 2013 |
Simultaneous determination of ascorbic acid, dopamine, uric acid and tryptophan on gold nanoparticles/overoxidized-polyimidazole composite modified glassy carbon electrode.
Topics: Ascorbic Acid; Carbon; Dopamine; Electrochemistry; Electrodes; Glass; Gold; Humans; Hydrogen-Ion Concentration; Imidazoles; Metal Nanoparticles; Oxidation-Reduction; Polymers; Reproducibility of Results; Time Factors; Tryptophan; Uric Acid | 2012 |
Highly sensitive and selective dopamine biosensor based on a phenylethynyl ferrocene/graphene nanocomposite modified electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electrodes; Ferrous Compounds; Fluorocarbon Polymers; Graphite; Metallocenes; Nanocomposites; Oxidation-Reduction; Uric Acid | 2012 |
An electrochemical ascorbic acid sensor based on palladium nanoparticles supported on graphene oxide.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Limit of Detection; Metal Nanoparticles; Palladium; Sensitivity and Specificity; Uric Acid | 2012 |
Tear fluid small molecular antioxidants profiling shows lowered glutathione in keratoconus.
Topics: Adult; Antioxidants; Ascorbic Acid; Chromatography, High Pressure Liquid; Contact Lenses; Cornea; Cysteine; Female; gamma-Glutamyltransferase; Glutamate-Cysteine Ligase; Glutathione; Humans; Keratoconus; Male; Reactive Oxygen Species; Real-Time Polymerase Chain Reaction; RNA, Messenger; Tears; Tyrosine; Uric Acid | 2012 |
A novel and simple strategy for simultaneous determination of dopamine, uric acid and ascorbic acid based on the stacked graphene platelet nanofibers/ionic liquids/chitosan modified electrode.
Topics: Ascorbic Acid; Chitosan; Dopamine; Electrochemistry; Electrodes; Graphite; Humans; Hydrogen-Ion Concentration; Ionic Liquids; Limit of Detection; Nanofibers; Oxidation-Reduction; Reproducibility of Results; Time Factors; Uric Acid | 2012 |
Gold nanostructures on flexible substrates as electrochemical dopamine sensors.
Topics: Ascorbic Acid; Catalysis; Citric Acid; Dopamine; Electrochemical Techniques; Electrodes; Gold; Metal Nanoparticles; Polyethylene Terephthalates; Uric Acid | 2012 |
Electrochemical synthesis of a polyaniline network on a poly(o-aminophenol) modified glassy carbon electrode and its use for the simultaneous determination of ascorbic acid and uric acid.
Topics: Aniline Compounds; Ascorbic Acid; Carbon; Catalysis; Electrochemistry; Electrodes; Glass; Humans; Oxidation-Reduction; Polymerization; Polymers; Surface Properties; Time Factors; Uric Acid | 2012 |
Simultaneous assay of ascorbate and urate antioxidants in human blood serum using PEDOT-based electrochemical microsensor.
Topics: Antioxidants; Ascorbic Acid; Bridged Bicyclo Compounds, Heterocyclic; Electrochemical Techniques; Electrodes; Humans; Limit of Detection; Polymers; Uric Acid | 2013 |
Toxicity of cadmium and protective effect of bee honey, vitamins C and B complex.
Topics: Alanine Transaminase; Alkaline Phosphatase; Animals; Ascorbic Acid; Aspartate Aminotransferases; Bilirubin; Blood Cell Count; Blood Glucose; Cadmium Chloride; Cholesterol; Creatinine; Environmental Pollutants; Globulins; Honey; Protective Agents; Rabbits; Serum Albumin; Triglycerides; Urea; Uric Acid; Vitamin B Complex | 2013 |
The effects of ionic liquid on the electrochemical sensing performance of graphene- and carbon nanotube-based electrodes.
Topics: Ascorbic Acid; Biosensing Techniques; Catalysis; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Ionic Liquids; Nanotubes, Carbon; Palladium; Uric Acid | 2013 |
Facile synthesis of graphene hybrid tube-like structure for simultaneous detection of ascorbic acid, dopamine, uric acid and tryptophan.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Microscopy, Electron, Scanning; Time Factors; Tryptophan; Uric Acid | 2012 |
Design of templated nanoporous carbon electrode materials with substantial high specific surface area for simultaneous determination of biomolecules.
Topics: Ascorbic Acid; Biosensing Techniques; Catalysis; Dopamine; Electrodes; Hydrogen-Ion Concentration; Nanopores; Nanotubes, Carbon; Surface Properties; Uric Acid | 2013 |
RNA aptamer-based electrochemical biosensor for selective and label-free analysis of dopamine.
Topics: Aptamers, Nucleotide; Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electrodes; Gold; Oxidation-Reduction; Uric Acid | 2013 |
Highly selective electrochemical strategy for monitoring of cerebral Cu2+ based on a carbon Dot-TPEA hybridized surface.
Topics: Amino Acids; Animals; Ascorbic Acid; Brain Ischemia; Carbon; Cerebral Cortex; Copper; Electrochemical Techniques; Electrodes; Ethylenediamines; Ions; Male; Nanocomposites; Pyridines; Rats; Rats, Sprague-Dawley; Surface Properties; Uric Acid | 2013 |
Amperometric determination of NADH with Co₃O₄ nanosheet modified electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Cobalt; Dopamine; Electrodes; Epinephrine; Histamine; Metal Nanoparticles; NAD; Oxidation-Reduction; Oxides; Serotonin; Uric Acid | 2013 |
A carbon nanofiber based biosensor for simultaneous detection of dopamine and serotonin in the presence of ascorbic acid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Hydrogen-Ion Concentration; Nanofibers; Nanotubes, Carbon; Serotonin; Uric Acid | 2013 |
Poly(3,4-ethylenedioxythiophene)-modified Ni/silicon microchannel plate electrode for the simultaneous determination of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Bridged Bicyclo Compounds, Heterocyclic; Dopamine; Electrochemical Techniques; Electrodes; Humans; Nickel; Polymers; Silicon; Uric Acid | 2013 |
Rapid, sensitive and simultaneous determination of ascorbic and uric acids in human plasma by ion-exclusion HPLC-UV.
Topics: Adult; Antioxidants; Ascorbic Acid; Chromatography, High Pressure Liquid; Female; Humans; Male; Middle Aged; Reproducibility of Results; Ultraviolet Rays; Uric Acid | 2013 |
Effect of hypoxanthine, antioxidants and allopurinol on cholinesterase activities in rats.
Topics: Acetylcholinesterase; Allopurinol; alpha-Tocopherol; Analysis of Variance; Animals; Antioxidants; Ascorbic Acid; Butyrylcholinesterase; Cholinesterases; Enzyme Inhibitors; Free Radicals; Hypoxanthine; Lesch-Nyhan Syndrome; Rats; Rats, Wistar; Uric Acid | 2013 |
Sensitive voltammetric determination of paracetamol by poly (4-vinylpyridine)/multiwalled carbon nanotubes modified glassy carbon electrode.
Topics: Acetaminophen; Ascorbic Acid; Carbon; Electrochemical Techniques; Electrodes; Humans; Hydrogen-Ion Concentration; Nanotubes, Carbon; Oxidation-Reduction; Polyvinyls; Uric Acid | 2013 |
An 2,2'-azino-bis(3-ethylbenzthiazoline-6-sulfonic acid)-immobilized electrode for the simultaneous detection of dopamine and uric acid in the presence of ascorbic acid.
Topics: Ascorbic Acid; Benzothiazoles; Dielectric Spectroscopy; Dopamine; Dopamine Agents; Electrochemical Techniques; Electrodes; Humans; Nanotubes, Carbon; Sensitivity and Specificity; Sulfonic Acids; Uric Acid | 2013 |
An electrochemical sensor based on poly (solochrome dark blue) film coated electrode for the determination of dopamine and simultaneous separation in the presence of uric acid and ascorbic acid: a voltammetric method.
Topics: Ascorbic Acid; Catalysis; Dopamine; Electrochemical Techniques; Electrodes; Hydrogen-Ion Concentration; Limit of Detection; Reproducibility of Results; Uric Acid | 2013 |
The effects of pycnogenol on antioxidant enzymes in a mouse model of ozone exposure.
Topics: alpha-Tocopherol; Animals; Antioxidants; Ascorbic Acid; Bronchial Hyperreactivity; Bronchoalveolar Lavage Fluid; Bronchoconstriction; Disease Models, Animal; Female; Flavonoids; Inhalation Exposure; Lung; Malondialdehyde; Mice; Mice, Inbred BALB C; Nitric Oxide; Oxidative Stress; Ozone; Plant Extracts; Uric Acid; Vitamin A | 2013 |
Facilely prepared polypyrrole-reduced graphite oxide core-shell microspheres with high dispersibility for electrochemical detection of dopamine.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Graphite; Microspheres; Oxidation-Reduction; Oxides; Polymers; Pyrroles; Uric Acid | 2013 |
The reliability of clinical dynamic monitoring of redox status using a new redox potential (ORP) determination method.
Topics: Abbreviated Injury Scale; Adult; Ascorbic Acid; Blood Chemical Analysis; Burns; Electrochemistry; Electrodes; Female; Humans; Male; Methemoglobin; Middle Aged; Monitoring, Physiologic; Oxidation-Reduction; Oxidative Stress; Potassium Permanganate; Reperfusion Injury; Reproducibility of Results; Sensitivity and Specificity; Sepsis; Shock; Uric Acid | 2013 |
A double signal amplification platform for ultrasensitive and simultaneous detection of ascorbic acid, dopamine, uric acid and acetaminophen based on a nanocomposite of ferrocene thiolate stabilized Fe₃O₄@Au nanoparticles with graphene sheet.
Topics: Acetaminophen; Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Ferrosoferric Oxide; Ferrous Compounds; Gold; Graphite; Humans; Limit of Detection; Metallocenes; Nanocomposites; Nanoparticles; Sulfhydryl Compounds; Uric Acid | 2013 |
Influence of ageing process on body composition of antioxidant and lipid peroxidation among healthy individuals in South West Nigeria.
Topics: Adolescent; Adult; Age Factors; Aged; Aged, 80 and over; Aging; alpha-Tocopherol; Antioxidants; Ascorbic Acid; Bilirubin; Catalase; Ceruloplasmin; Erythrocytes; Female; Glutathione; Glutathione Peroxidase; Humans; Lipid Peroxidation; Male; Malondialdehyde; Middle Aged; Nigeria; Superoxide Dismutase; Uric Acid; Vitamin A; Young Adult | 2013 |
Multi-walled carbon nanotube modified carbon paste electrode as an electrochemical sensor for the determination of epinephrine in the presence of ascorbic acid and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Catalysis; Electrochemical Techniques; Electrodes; Epinephrine; Hydrogen-Ion Concentration; Nanotubes, Carbon; Oxidation-Reduction; Uric Acid | 2013 |
Selective and sensitive determination of uric acid in the presence of ascorbic acid and dopamine by PDDA functionalized graphene/graphite composite electrode.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Polyethylenes; Quaternary Ammonium Compounds; Uric Acid | 2013 |
Fe3O4 magnetic nanoparticles/reduced graphene oxide nanosheets as a novel electrochemical and bioeletrochemical sensing platform.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Ferric Compounds; Graphite; Hydrogen Peroxide; Lactic Acid; Magnetite Nanoparticles; NAD; Nanocomposites; Nitrites; Oxidation-Reduction; Oxides; Oxygen; Sensitivity and Specificity; Uric Acid | 2013 |
Multi-walled carbon nanotube/poly(glycine) modified carbon paste electrode for the determination of dopamine in biological fluids and pharmaceuticals.
Topics: Ascorbic Acid; Body Fluids; Carbon; Dielectric Spectroscopy; Dopamine; Electrodes; Glycine; Hydrogen-Ion Concentration; Particle Size; Pharmaceutical Preparations; Polymers; Surface Properties; Uric Acid | 2013 |
Simultaneous and sensitive determination of ascorbic acid, dopamine, uric acid, and tryptophan with silver nanoparticles-decorated reduced graphene oxide modified electrode.
Topics: Ascorbic Acid; Catalysis; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Metal Nanoparticles; Oxidation-Reduction; Reproducibility of Results; Silver; Spectrophotometry, Ultraviolet; Spectrum Analysis, Raman; Tryptophan; Uric Acid; X-Ray Diffraction | 2013 |
Simultaneous electrochemical detection of ascorbic acid, dopamine and uric acid based on graphene anchored with Pd-Pt nanoparticles.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Glass; Graphite; Humans; Hydrogen-Ion Concentration; Nanoparticles; Oxidation-Reduction; Palladium; Photoelectron Spectroscopy; Platinum; Polyethylenes; Quaternary Ammonium Compounds; Solutions; Spectrum Analysis, Raman; Uric Acid | 2013 |
Measuring the antioxidant capacity of blood plasma using potentiometry.
Topics: Adolescent; Animals; Antioxidants; Ascorbic Acid; Exercise; Humans; Male; Oxidative Stress; Plasma; Potentiometry; Rats; Rats, Wistar; Thiobarbituric Acid Reactive Substances; Uric Acid; Young Adult | 2013 |
Protein and polysaccharide-composite sol-gel silicate film for an interference-free amperometric glucose biosensor.
Topics: Animals; Ascorbic Acid; Biosensing Techniques; Calibration; Cattle; Chitosan; Electricity; Electrochemistry; Electrodes; Glucose; Humans; Hydrogen Peroxide; Molecular Weight; Permeability; Phase Transition; Polysaccharides; Serum Albumin, Bovine; Spectrophotometry; Surface Properties; Uric Acid | 2013 |
Gold nanoparticles coated polystyrene/reduced graphite oxide microspheres with improved dispersibility and electrical conductivity for dopamine detection.
Topics: Ascorbic Acid; Dopamine; Electric Conductivity; Electrochemical Techniques; Gold; Graphite; Metal Nanoparticles; Microscopy, Electron, Transmission; Microspheres; Oxidation-Reduction; Polystyrenes; Uric Acid | 2013 |
Factors interfering with the accuracy of five blood glucose meters used in Chinese hospitals.
Topics: Acetaminophen; Ascorbic Acid; Blood Chemical Analysis; Blood Glucose; China; Diabetes Mellitus; Dimensional Measurement Accuracy; Dopamine; Galactose; Hematocrit; Hexokinase; Hospitals; Humans; Maltose; Oxygen; Reference Values; Uric Acid | 2013 |
Measurement of total antioxidant capacity of human plasma: setting and validation of the CUPRAC-BCS method on routine apparatus ADVIA 2400.
Topics: Antioxidants; Ascorbic Acid; Calibration; Cations, Divalent; Cations, Monovalent; Copper; Diabetes Mellitus; Humans; Hydrogen-Ion Concentration; Oxidation-Reduction; Oxidative Stress; Phenanthrolines; Photometry; Reference Standards; Renal Dialysis; Sensitivity and Specificity; Uric Acid | 2013 |
Novel graphene flowers modified carbon fibers for simultaneous determination of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Graphite; Humans; Oxidation-Reduction; Uric Acid | 2014 |
Large scale production of highly-qualified graphene by ultrasonic exfoliation of expanded graphite under the promotion of (NH4)2CO3 decomposition.
Topics: Ascorbic Acid; Carbonates; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Microscopy, Atomic Force; Photoelectron Spectroscopy; Solutions; Spectrum Analysis, Raman; Ultrasonics; Uric Acid; Water | 2013 |
Gold nanoparticles/polyaniline Langmuir-Blodgett Film modified glassy carbon electrode as voltammetric sensor for detection of epinephrine and uric acid.
Topics: Aniline Compounds; Ascorbic Acid; Carbon; Electrochemical Techniques; Electrodes; Epinephrine; Gold; Humans; Metal Nanoparticles; Microscopy, Atomic Force; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2013 |
Simultaneous determination of dopamine and uric acid using layer-by-layer graphene and chitosan assembled multilayer films.
Topics: Ascorbic Acid; Chitosan; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Hydrogen-Ion Concentration; Limit of Detection; Oxidation-Reduction; Reproducibility of Results; Solutions; Uric Acid | 2013 |
Biocompatible phosphonic acid-functionalized silica nanoparticles for sensitive detection of hypoxanthine in real samples.
Topics: Animals; Ascorbic Acid; Biocompatible Materials; Biosensing Techniques; Carbon; Carps; Electrochemical Techniques; Electrodes; Enzymes, Immobilized; Humans; Hypoxanthine; Limit of Detection; Milk; Nanoparticles; Phosphorous Acids; Signal-To-Noise Ratio; Silicon Dioxide; Uric Acid; Xanthine Oxidase | 2013 |
Involvement of progesterone receptors in ascorbic acid-mediated protection against ischemia-reperfusion-induced acute kidney injury.
Topics: Acute Kidney Injury; Animals; Antioxidants; Ascorbic Acid; Disease Models, Animal; Dose-Response Relationship, Drug; Iron; Male; Oxidative Stress; Potassium; Progesterone; Rats; Receptors, Progesterone; Reperfusion Injury; Urea; Uric Acid | 2014 |
New β-cyclodextrin entrapped in polyethyleneimine film-modified electrodes for pharmaceutical compounds determination.
Topics: Ascorbic Acid; beta-Cyclodextrins; Electrochemistry; Electrodes; Limit of Detection; Pharmaceutical Preparations; Polyethyleneimine; Uric Acid | 2013 |
Direct electrodeposition of gold nanotube arrays of rough and porous wall by cyclic voltammetry and its applications of simultaneous determination of ascorbic acid and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Cell Line; Electrochemistry; Electrodes; Gold; Humans; Nanotubes; Porosity; Uric Acid | 2012 |
A gold@silica core-shell nanoparticle-based surface-enhanced Raman scattering biosensor for label-free glucose detection.
Topics: Ascorbic Acid; Biosensing Techniques; Chemistry Techniques, Analytical; Enzymes, Immobilized; Gluconates; Glucose; Glucose Oxidase; Gold; Hydrogen Peroxide; Metal Nanoparticles; Oxidation-Reduction; Silicon Dioxide; Spectrum Analysis, Raman; Uric Acid | 2014 |
Glassy carbon electrodes sequentially modified by cysteamine-capped gold nanoparticles and poly(amidoamine) dendrimers generation 4.5 for detecting uric acid in human serum without ascorbic acid interference.
Topics: Ascorbic Acid; Carbon; Cysteamine; Electrodes; Gold; Metal Nanoparticles; Polyamines; Uric Acid | 2014 |
CTAB functionalized graphene oxide/multiwalled carbon nanotube composite modified electrode for the simultaneous determination of ascorbic acid, dopamine, uric acid and nitrite.
Topics: Ascorbic Acid; Biosensing Techniques; Cetrimonium; Cetrimonium Compounds; Dopamine; Electrochemical Techniques; Graphite; Humans; Limit of Detection; Nanotubes, Carbon; Nitrites; Oxides; Uric Acid | 2014 |
Overoxidized polyimidazole/graphene oxide copolymer modified electrode for the simultaneous determination of ascorbic acid, dopamine, uric acid, guanine and adenine.
Topics: Adenine; Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Guanine; Imidazoles; Limit of Detection; Oxidation-Reduction; Polymers; Uric Acid | 2014 |
A rational design for the selective detection of dopamine using conducting polymers.
Topics: Ascorbic Acid; Bridged Bicyclo Compounds, Heterocyclic; Dopamine; Electric Conductivity; Electrochemical Techniques; Gold; Metal Nanoparticles; Models, Molecular; Oxidation-Reduction; Polymerization; Polymers; Pyrroles; Uric Acid | 2014 |
Antioxidant intervention attenuates oxidative stress in children and teenagers with Down syndrome.
Topics: Adolescent; Antioxidants; Ascorbic Acid; Biomarkers; Case-Control Studies; Catalase; Child; Child, Preschool; Dietary Supplements; Down Syndrome; Female; gamma-Glutamyltransferase; Glucosephosphate Dehydrogenase; Glutathione; Glutathione Peroxidase; Glutathione Reductase; Glutathione Transferase; Humans; Male; Oxidative Stress; Peroxidase; Protein Carbonylation; Superoxide Dismutase; Thiobarbituric Acid Reactive Substances; Uric Acid; Vitamin E | 2014 |
An amperometric uric acid biosensor based on chitosan-carbon nanotubes electrospun nanofiber on silver nanoparticles.
Topics: Ascorbic Acid; Biosensing Techniques; Buffers; Catalysis; Chitosan; Electrochemistry; Electrodes; Enzymes, Immobilized; Glucose; Hydrogen-Ion Concentration; Lactic Acid; Limit of Detection; Metal Nanoparticles; Nanofibers; Nanotubes, Carbon; Oxygen; Silver; Urate Oxidase; Uric Acid; Urine | 2014 |
Fluorographites (CF(x))n exhibit improved heterogeneous electron-transfer rates with increasing level of fluorination: towards the sensing of biomolecules.
Topics: Ascorbic Acid; Electrochemical Techniques; Electrodes; Electron Transport; Fluorine; Graphite; Halogenation; Uric Acid | 2014 |
Novel biosensor may be an important step towards diagnosing early-stage Parkinson's disease.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrodes; Graphite; Humans; Nanowires; Parkinson Disease; Uric Acid; Zinc Oxide | 2014 |
Simultaneous determination of ascorbic acid, dopamine and uric acid based on tryptophan functionalized graphene.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Molecular Structure; Nanocomposites; Particle Size; Surface Properties; Tryptophan; Uric Acid | 2014 |
Selective detection of dopamine combining multilayers of conducting polymers with gold nanoparticles.
Topics: Ascorbic Acid; Carbon; Dopamine; Electric Conductivity; Electrochemistry; Electrodes; Gold; Humans; Metal Nanoparticles; Polymers; Uric Acid | 2014 |
Non-enzymatic glucose sensors based on controllable nanoporous gold/copper oxide nanohybrids.
Topics: Ascorbic Acid; Biosensing Techniques; Copper; Electrochemical Techniques; Electrochemistry; Electroplating; Glucose; Gold; Humans; Limit of Detection; Microscopy, Electron, Scanning; Microscopy, Electron, Transmission; Nanocomposites; Nanostructures; Nanotechnology; Nanotubes, Carbon; Porosity; Uric Acid | 2014 |
Graphene-multiwall carbon nanotube-gold nanocluster composites modified electrode for the simultaneous determination of ascorbic acid, dopamine, and uric acid.
Topics: Ascorbic Acid; Dopamine; Electrochemistry; Electrodes; Gold; Graphite; Models, Molecular; Molecular Conformation; Nanotubes, Carbon; Time Factors; Uric Acid | 2014 |
Determination of serotonin on platinum electrode modified with carbon nanotubes/polypyrrole/silver nanoparticles nanohybrid.
Topics: Ascorbic Acid; Electrochemical Techniques; Electrodes; Humans; Hydrogen-Ion Concentration; Metal Nanoparticles; Nanostructures; Nanotubes, Carbon; Oxidation-Reduction; Polymers; Pyrroles; Serotonin; Silver; Uric Acid | 2014 |
Voltammetric behavior of dopamine at a glassy carbon electrode modified with NiFe(2)O(4) magnetic nanoparticles decorated with multiwall carbon nanotubes.
Topics: Ascorbic Acid; Biomarkers; Carbon; Cysteine; Dielectric Spectroscopy; Dopamine; Electrodes; Humans; Hydrogen-Ion Concentration; Limit of Detection; Magnetite Nanoparticles; Nanotubes, Carbon; Uric Acid | 2014 |
An electrochemical sensor for simultaneous determination of ascorbic acid, dopamine, uric acid and tryptophan based on MWNTs bridged mesocellular graphene foam nanocomposite.
Topics: Ascorbic Acid; Dopamine; Electric Conductivity; Electrochemical Techniques; Electrodes; Graphite; Hydrogen-Ion Concentration; Nanocomposites; Nanotubes, Carbon; Reproducibility of Results; Surface Properties; Tryptophan; Uric Acid | 2014 |
Electrocatalytic oxidation and voltammetric determination of ciprofloxacin employing poly(alizarin red)/graphene composite film in the presence of ascorbic acid, uric acid and dopamine.
Topics: Anthraquinones; Ascorbic Acid; Ciprofloxacin; Dopamine; Electrochemical Techniques; Graphite; Humans; Oxidation-Reduction; Uric Acid | 2014 |
Insights on antioxidant assays for biological samples based on the reduction of copper complexes-the importance of analytical conditions.
Topics: Antioxidants; Ascorbic Acid; Blood Chemical Analysis; Chromans; Copper; Glutathione; High-Throughput Screening Assays; Humans; Oxidation-Reduction; Uric Acid | 2014 |
The effect of vitamin C intake on the risk of hyperuricemia and serum uric acid level in Korean Multi-Rural Communities Cohort.
Topics: Aged; Ascorbic Acid; Cohort Studies; Cross-Sectional Studies; Female; Humans; Hyperuricemia; Male; Middle Aged; Republic of Korea; Risk Factors; Rural Population; Uric Acid | 2014 |
Electrocatalytic activity of core/shell magnetic nanocomposite.
Topics: Aniline Compounds; Ascorbic Acid; Biosensing Techniques; Catalysis; Electrochemical Techniques; Electrodes; Ferrosoferric Oxide; Gold; Horseradish Peroxidase; Hydrogen Peroxide; Hydrogen-Ion Concentration; Magnetite Nanoparticles; Oxidation-Reduction; Tin Compounds; Uric Acid | 2014 |
A three-dimensional interpenetrating electrode of reduced graphene oxide for selective detection of dopamine.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Limit of Detection; Oxidation-Reduction; Oxides; Reproducibility of Results; Uric Acid | 2014 |
Porous carbon-modified electrodes as highly selective and sensitive sensors for detection of dopamine.
Topics: Ascorbic Acid; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Microwaves; Oxidation-Reduction; Porosity; Uric Acid | 2014 |
Glucose biosensor based on multisegment nanowires exhibiting reversible magnetic control.
Topics: Acetaminophen; Ascorbic Acid; Biosensing Techniques; Blood Glucose; Catalysis; Electrochemical Techniques; Electrodes; Glucose Oxidase; Humans; Hydrogen-Ion Concentration; Limit of Detection; Magnetics; Microscopy, Electron, Scanning; Nanotechnology; Nanowires; Reproducibility of Results; Uric Acid | 2014 |
Sensitive electrochemical sensors for simultaneous determination of ascorbic acid, dopamine, and uric acid based on Au@Pd-reduced graphene oxide nanocomposites.
Topics: Ascorbic Acid; Biosensing Techniques; Complex Mixtures; Conductometry; Dopamine; Electric Conductivity; Electrodes; Equipment Design; Equipment Failure Analysis; Gold; Graphite; Metal Nanoparticles; Nanocomposites; Oxidation-Reduction; Oxides; Palladium; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2014 |
Efficient voltammetric discrimination of free bilirubin from uric acid and ascorbic acid by a CVD nanographite-based microelectrode.
Topics: Ascorbic Acid; Bilirubin; Biosensing Techniques; Electrochemistry; Graphite; Humans; Microelectrodes; Oxidation-Reduction; Platinum; Serum Albumin; Uric Acid | 2014 |
Synthesis of short graphene oxide nanoribbons for improved biomarker detection of Parkinson's disease.
Topics: Ascorbic Acid; Biomarkers; Biosensing Techniques; Dopamine; Graphite; Humans; Nanotubes, Carbon; Oxides; Parkinson Disease; Uric Acid | 2015 |
Optimization of modified carbon paste electrode with multiwalled carbon nanotube/ionic liquid/cauliflower-like gold nanostructures for simultaneous determination of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Dielectric Spectroscopy; Dopamine; Electrochemical Techniques; Electrodes; Gold; Humans; Ionic Liquids; Metal Nanoparticles; Microscopy, Electron, Scanning; Nanotubes, Carbon; Oxidation-Reduction; Spectrometry, X-Ray Emission; Uric Acid; X-Ray Diffraction | 2014 |
One-step pyrolytic synthesis of nitrogen and sulfur dual-doped porous carbon with high catalytic activity and good accessibility to small biomolecules.
Topics: Ascorbic Acid; Carbon; Catalysis; Dopamine; Drug Stability; Electrochemical Techniques; Hot Temperature; Limit of Detection; Nanostructures; Nitrogen; Porosity; Sulfur; Uric Acid | 2014 |
Re: Effect of vitamin C supplementation on serum uric acid in patients undergoing hemodialysis: a randomized controlled trial.
Topics: Ascorbic Acid; Dietary Supplements; Female; Humans; Hyperuricemia; Male; Uric Acid; Vitamins | 2014 |
Novel L-lactic acid biosensors based on conducting polypyrrole-block copolymer nanoparticles.
Topics: Animals; Ascorbic Acid; Biosensing Techniques; Circular Dichroism; Cysteine; Electrochemistry; Electrodes; Enzymes, Immobilized; Glucose; Lactic Acid; Limit of Detection; Microscopy, Electron, Transmission; Mixed Function Oxygenases; Muscle, Skeletal; Nanoparticles; Polymers; Pyrroles; Swine; Uric Acid | 2015 |
Carbon nanoparticles with tosyl functional group for distinguishing voltammetric peaks of ascorbic acid and uric acid.
Topics: Ascorbic Acid; Carbon; Electrochemistry; Electrodes; Humans; Nanoparticles; Oxidation-Reduction; Porosity; Sensitivity and Specificity; Tablets; Uric Acid | 2015 |
[The antioxidant activity of components of blood serum of donors and recipients before liver transplantation].
Topics: Antioxidants; Ascorbic Acid; Bilirubin; Humans; Liver; Liver Transplantation; Oxidation-Reduction; Serum; Tissue Donors; Transplant Recipients; Uric Acid | 2014 |
ZnO-CuxO/polypyrrole nanocomposite modified electrode for simultaneous determination of ascorbic acid, dopamine, and uric acid.
Topics: Ascorbic Acid; Copper; Dopamine; Electrochemistry; Electrodes; Injections; Models, Molecular; Molecular Conformation; Nanocomposites; Polymers; Pyrroles; Time Factors; Uric Acid; Zinc Oxide | 2015 |
Association of increased carotid intima-media thickness and lower plasma levels of vitamin C and vitamin E in old age subjects: implications for Alzheimer's disease.
Topics: Aged; Aged, 80 and over; Aging; Alzheimer Disease; Ascorbic Acid; Carotid Intima-Media Thickness; Female; Glutathione Peroxidase; Humans; Linear Models; Male; Superoxide Dismutase; Uric Acid; Vitamin A; Vitamin E | 2015 |
Three-dimensional activated graphene network-sulfonate-terminated polymer nanocomposite as a new electrode material for the sensitive determination of dopamine and heavy metal ions.
Topics: Alkanesulfonates; Ascorbic Acid; Cadmium; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Lead; Nanocomposites; Polymers; Uric Acid | 2015 |
Biomarkers of oxidative stress study VI. Endogenous plasma antioxidants fail as useful biomarkers of endotoxin-induced oxidative stress.
Topics: Animals; Antioxidants; Ascorbic Acid; Biomarkers; Cysteine; Cystine; Disulfides; Glutathione; Inflammation; Injections, Intravenous; Lipopolysaccharides; Male; Oxidative Stress; Rats; Tocopherols; Uric Acid | 2015 |
Antioxidants and biomarkers of oxidative damage in the saliva of patients with Down's syndrome.
Topics: Adolescent; Antioxidants; Ascorbic Acid; Biomarkers; Case-Control Studies; Down Syndrome; Female; Humans; Male; Malondialdehyde; Oxidative Stress; Protein Carbonylation; Saliva; Salivary Proteins and Peptides; Superoxide Dismutase; Uric Acid; Young Adult | 2015 |
Electrospun polyamide 6/poly(allylamine hydrochloride) nanofibers functionalized with carbon nanotubes for electrochemical detection of dopamine.
Topics: Ascorbic Acid; Biosensing Techniques; Calorimetry, Differential Scanning; Caprolactam; Dopamine; Electrochemical Techniques; Electrodes; Nanofibers; Nanotubes, Carbon; Polyamines; Polymers; Thermogravimetry; Tin Compounds; Uric Acid | 2015 |
Synergistic protective effects of ceftriaxone and ascorbic acid against subacute deltamethrin-induced nephrotoxicity in rats.
Topics: Acetylcholinesterase; Animals; Antioxidants; Ascorbic Acid; Ceftriaxone; Creatinine; Disease Models, Animal; Insecticides; Kidney Diseases; Lipid Peroxidation; Male; Nitriles; Oxidative Stress; Protective Agents; Pyrethrins; Rats; Rats, Wistar; Treatment Outcome; Tumor Necrosis Factor-alpha; Uric Acid | 2015 |
Caffeine's antioxidant potency optically sensed with double-stranded DNA-encased single-walled carbon nanotubes.
Topics: Antioxidants; Ascorbic Acid; Caffeine; DNA; Electron Spin Resonance Spectroscopy; Hydrogen Peroxide; Hydroxyl Radical; Nanotubes, Carbon; Reactive Oxygen Species; Uric Acid | 2015 |
Facile synthesis of porous bimetallic alloyed PdAg nanoflowers supported on reduced graphene oxide for simultaneous detection of ascorbic acid, dopamine, and uric acid.
Topics: Alloys; Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Limit of Detection; Nanostructures; Oxidation-Reduction; Oxides; Palladium; Porosity; Silver; Uric Acid | 2015 |
Determination of creatinine, uric and ascorbic acid in bovine milk and orange juice by hydrophilic interaction HPLC.
Topics: Animals; Ascorbic Acid; Beverages; Cattle; Chromatography, High Pressure Liquid; Citrus sinensis; Creatinine; Dairy Products; Humans; Milk; Uric Acid | 2015 |
Retention prediction of highly polar ionizable solutes under gradient conditions on a mixed-mode reversed-phase and weak anion-exchange stationary phase.
Topics: Acetonitriles; Ascorbic Acid; Buffers; Chromatography, Ion Exchange; Chromatography, Reverse-Phase; Niacin; Solvents; Uric Acid | 2015 |
Simultaneous determination of ascorbic acid, dopamine, uric acid, and tryptophan by nanocrystalline ZSM-5 modified electrodes.
Topics: Ascorbic Acid; Biomarkers; Dopamine; Electrochemical Techniques; Electrodes; Humans; Reproducibility of Results; Sensitivity and Specificity; Tryptophan; Uric Acid; Zeolites | 2014 |
Biomass-derived functional porous carbons as novel electrode material for the practical detection of biomolecules in human serum and snail hemolymph.
Topics: Animals; Ascorbic Acid; Biomass; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Hemolymph; Humans; Oxides; Snails; Uric Acid | 2015 |
Urate synthesis and oxidative stress in phenytoin hepatotoxicity: the role of antioxidant vitamins.
Topics: Animals; Antioxidants; Ascorbic Acid; Biomarkers; Chemical and Drug Induced Liver Injury; Cytoprotection; Disease Models, Animal; Folic Acid; Liver; Oxidative Stress; Phenytoin; Rats, Wistar; Superoxides; Uric Acid; Vitamin E; Xanthine Oxidase | 2014 |
A Rationally Designed Thymidine-Based Self-Assembled Monolayer on a Gold Electrode for Electroanalytical Applications.
Topics: Ascorbic Acid; Electrochemical Techniques; Electrodes; Gold; Humans; Hydrogen Bonding; Models, Molecular; Thymidine; Uric Acid | 2015 |
Investigation of the role of nitric oxide/soluble guanylyl cyclase pathway in ascorbic acid-mediated protection against acute kidney injury in rats.
Topics: Acute Kidney Injury; Animals; Antioxidants; Ascorbic Acid; Blood Urea Nitrogen; Creatinine; Drug Evaluation, Preclinical; Guanylate Cyclase; Kidney; Male; Nitric Oxide; Oxidative Stress; Proteinuria; Rats, Wistar; Receptors, Cytoplasmic and Nuclear; Signal Transduction; Soluble Guanylyl Cyclase; Uric Acid | 2015 |
Electrochemical Decoration of Carbon Nanotubes with Au Nanostructure for the Electroanalysis of Biomolecules.
Topics: Ascorbic Acid; Electrochemistry; Electrodes; Epinephrine; Gold; Metal Nanoparticles; Nanotubes, Carbon; Time Factors; Uric Acid | 2015 |
Electrochemical Co-Reduction Synthesis of AuPt Bimetallic Nanoparticles-Graphene Nanocomposites for Selective Detection of Dopamine in the Presence of Ascorbic Acid and Uric Acid.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Gold; Graphite; Limit of Detection; Metal Nanoparticles; Microscopy, Electron, Scanning; Oxidation-Reduction; Platinum; Uric Acid | 2015 |
Contribution of Inflammation, Oxidative Stress, and Antioxidants to the Relationship between Sleep Duration and Cardiometabolic Health.
Topics: Adult; Aged; Antioxidants; Ascorbic Acid; Blood Pressure; C-Reactive Protein; Cardiovascular Physiological Phenomena; Carotenoids; Cross-Sectional Studies; Female; Health Surveys; Humans; Inflammation; Longitudinal Studies; Male; Metabolic Syndrome; Middle Aged; Nutrition Surveys; Oxidative Stress; Sex Characteristics; Sleep; Time Factors; Transglutaminases; United States; Uric Acid; Vitamin D; Waist Circumference | 2015 |
Highly sensitive and selective uric acid biosensor based on a three-dimensional graphene foam/indium tin oxide glass electrode.
Topics: Antioxidants; Ascorbic Acid; Biosensing Techniques; China; Electrochemical Techniques; Electrodes; Graphite; Humans; Imaging, Three-Dimensional; Indium; Limit of Detection; Microscopy, Electron, Scanning; Spectrum Analysis, Raman; Tin Compounds; Uric Acid; X-Ray Diffraction | 2015 |
A Nicotinamide Adenine Dinucleotide Dispersed Multi-walled Carbon Nanotubes Electrode for Direct and Selective Electrochemical Detection of Uric Acid.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemistry; Electrodes; Humans; Limit of Detection; NAD; Nanocomposites; Nanotubes, Carbon; Oxidation-Reduction; Time Factors; Uric Acid | 2015 |
Iron nanoparticles decorated multi-wall carbon nanotubes modified carbon paste electrode as an electrochemical sensor for the simultaneous determination of uric acid in the presence of ascorbic acid, dopamine and L-tyrosine.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Complex Mixtures; Conductometry; Dopamine; Equipment Design; Equipment Failure Analysis; Iron; Metal Nanoparticles; Microelectrodes; Nanotubes, Carbon; Ointments; Reproducibility of Results; Sensitivity and Specificity; Tyrosine; Uric Acid | 2015 |
Determination of dopamine in presence of ascorbic acid and uric acid using poly (Spands Reagent) modified carbon paste electrode.
Topics: Ascorbic Acid; Carbon; Complex Mixtures; Conductometry; Cross-Linking Reagents; Dopamine; Electrodes; Equipment Design; Equipment Failure Analysis; Humans; Ointments; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2015 |
Electrochemical Sensing of Dopamine, Uric Acid and Ascorbic Acid Using tRGO-TiO2 Nanocomposites.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Graphite; Nanocomposites; Titanium; Uric Acid | 2015 |
Tuning Surface Charge and Morphology for the Efficient Detection of Dopamine under the Interferences of Uric Acid, Ascorbic Acid, and Protein Adsorption.
Topics: Adsorption; Animals; Ascorbic Acid; Bridged Bicyclo Compounds, Heterocyclic; Cattle; Dopamine; Electrochemical Techniques; Electrodes; Nanostructures; Polymers; Proteins; Static Electricity; Surface Properties; Uric Acid | 2015 |
Preparation of poly(3,4-ethylenedioxythiophene) nanofibers modified pencil graphite electrode and investigation of over-oxidation conditions for the selective and sensitive determination of uric acid in body fluids.
Topics: Ascorbic Acid; Bridged Bicyclo Compounds, Heterocyclic; Electrochemical Techniques; Electrodes; Graphite; Humans; Limit of Detection; Nanofibers; Oxidation-Reduction; Polymers; Reproducibility of Results; Uric Acid | 2015 |
Carbon nanospikes grown on metal wires as microelectrode sensors for dopamine.
Topics: Adsorption; Ascorbic Acid; Carbon; Carbon Fiber; Dopamine; Electrodes; Limit of Detection; Metals; Microelectrodes; Microscopy, Electron, Scanning; Nanotubes, Carbon; Neurotransmitter Agents; Oxidation-Reduction; Oxygen; Reproducibility of Results; Surface Properties; Uric Acid | 2015 |
Rebamipide Suppresses Monosodium Urate Crystal-Induced Interleukin-1β Production Through Regulation of Oxidative Stress and Caspase-1 in THP-1 Cells.
Topics: Alanine; Ascorbic Acid; Caspase 1; Cell Line; Colchicine; Dexamethasone; Enzyme Activation; Gout; Human Umbilical Vein Endothelial Cells; Humans; Inflammation; Intercellular Adhesion Molecule-1; Interleukin-1beta; NAD; NF-kappa B; NLR Family, Pyrin Domain-Containing 3 Protein; Oxidative Stress; Quinolones; Reactive Oxygen Species; Signal Transduction; Uric Acid; Vascular Cell Adhesion Molecule-1 | 2016 |
Role of heat on the development of electrochemical sensors on bare and modified Co3O4/CuO composite nanopowder carbon paste electrodes.
Topics: Ascorbic Acid; Carbon; Cobalt; Copper; Dopamine; Electrochemical Techniques; Electrodes; Hot Temperature; Nanostructures; Oxides; Uric Acid | 2016 |
Electrochemical detection of nanomolar dopamine in the presence of neurophysiological concentration of ascorbic acid and uric acid using charge-coated carbon nanotubes via facile and green preparation.
Topics: Ascorbic Acid; Carbon; Citric Acid; Dopamine; Electrochemical Techniques; Electrodes; Green Chemistry Technology; Microscopy, Electron, Scanning; Nanotubes, Carbon; Polyethyleneimine; Spectroscopy, Fourier Transform Infrared; Uric Acid | 2016 |
Changes in Non-Enzymatic Antioxidants in the Blood Following Anaerobic Exercise in Men and Women.
Topics: Adult; Anaerobiosis; Anthropometry; Antioxidants; Ascorbic Acid; Biomarkers; Exercise; Female; Glutathione; Glutathione Disulfide; Humans; Male; Oxidation-Reduction; Oxidative Stress; Sex Factors; Time Factors; Uric Acid; Vitamin A; Vitamin E; Young Adult | 2015 |
A quadruplet electrochemical platform for ultrasensitive and simultaneous detection of ascorbic acid, dopamine, uric acid and acetaminophen based on a ferrocene derivative functional Au NPs/carbon dots nanocomposite and graphene.
Topics: Acetaminophen; Ascorbic Acid; Dopamine; Ferrous Compounds; Humans; Limit of Detection; Metallocenes; Nanocomposites; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2016 |
Electrochemical deposition of the new manganese(II) Schiff-base complex on a gold template and its application for dopamine sensing in the presence of interfering biogenic compounds.
Topics: Ascorbic Acid; Benzimidazoles; Coordination Complexes; Dopamine; Electrochemical Techniques; Gold; Manganese; Schiff Bases; Uric Acid | 2016 |
Carbon nanotubes implanted manganese-based MOFs for simultaneous detection of biomolecules in body fluids.
Topics: Ascorbic Acid; Dopamine; Electrochemistry; Electrodes; Humans; Hydrogen-Ion Concentration; Limit of Detection; Manganese; Nanocomposites; Nanotubes, Carbon; Organometallic Compounds; Temperature; Time Factors; Uric Acid; Urinalysis | 2016 |
A novel non-enzymatic glucose sensor based on Pt3Ru1 alloy nanoparticles with high density of surface defects.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dielectric Spectroscopy; Electrochemical Techniques; Fructose; Glucose; Limit of Detection; Nanoparticles; Platinum; Ruthenium; Uric Acid | 2016 |
TiO2 decorated Co3O4 acicular nanotube arrays and its application as a non-enzymatic glucose sensor.
Topics: Ascorbic Acid; Biosensing Techniques; Blood Glucose; Cobalt; Humans; Limit of Detection; Nanotubes; Oxides; Titanium; Uric Acid | 2016 |
Morphology-dependent Electrochemical Enhancements of Porous Carbon as Sensitive Determination Platform for Ascorbic Acid, Dopamine and Uric Acid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrochemical Techniques; Porosity; Reproducibility of Results; Sensitivity and Specificity; Uric Acid | 2016 |
Non-enzymatic amperometric sensing of glucose by employing sucrose templated microspheres of copper oxide (CuO).
Topics: Ascorbic Acid; Copper; Dielectric Spectroscopy; Dopamine; Dynamic Light Scattering; Electrochemical Techniques; Electrodes; Glucose; Limit of Detection; Microscopy, Electron, Scanning Transmission; Microspheres; Sucrose; Uric Acid; X-Ray Diffraction | 2016 |
A highly sensitive and stable electrochemical sensor for simultaneous detection towards ascorbic acid, dopamine, and uric acid based on the hierarchical nanoporous PtTi alloy.
Topics: Alloys; Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Humans; Limit of Detection; Nanostructures; Platinum; Porosity; Titanium; Uric Acid | 2016 |
Three-dimensional graphene-like carbon frameworks as a new electrode material for electrochemical determination of small biomolecules.
Topics: Aniline Compounds; Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Limit of Detection; Uric Acid | 2016 |
Functional porous carbon-ZnO nanocomposites for high-performance biosensors and energy storage applications.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Cellulose; Chlorides; Dopamine; Electric Capacitance; Electric Power Supplies; Electrodes; Green Chemistry Technology; Hydrazines; Hydrogen Peroxide; Limit of Detection; Nanocomposites; Particle Size; Porosity; Saccharum; Uric Acid; Zinc Compounds; Zinc Oxide | 2016 |
Triggering interface potential barrier: A controllable tuning mechanism for electrochemical detection.
Topics: Aniline Compounds; Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electrodes; Electroplating; Nanostructures; Nickel; Uric Acid; Zinc Oxide | 2016 |
A persistent luminescence microsphere-based probe for convenient imaging analysis of dopamine.
Topics: Ascorbic Acid; Dopamine; Electrodes; Humans; Limit of Detection; Luminescence; Microspheres; Uric Acid | 2016 |
In situ Immobilization of Copper Nanoparticles on Polydopamine Coated Graphene Oxide for H2O2 Determination.
Topics: Ascorbic Acid; Biosensing Techniques; Copper; Electrochemical Techniques; Electrodes; Graphite; Hydrogen Peroxide; Indoles; Metal Nanoparticles; Oxides; Polymers; Reproducibility of Results; Uric Acid | 2016 |
Nanostructure Modified Microelectrode for Electrochemical Detection of Dopamine with Ascorbic Acid and Uric Acid.
Topics: Ascorbic Acid; Dopamine; Microelectrodes; Microscopy, Electron, Scanning; Nanostructures; Surface Properties; Uric Acid | 2016 |
Selective detection of dopamine with an all PEDOT:PSS Organic Electrochemical Transistor.
Topics: Amino Acids; Ascorbic Acid; Dopamine; Electrochemical Techniques; Oxidation-Reduction; Polystyrenes; Sensitivity and Specificity; Thiophenes; Transistors, Electronic; Uric Acid | 2016 |
Visual colorimetric sensor array for discrimination of antioxidants in serum using MnO
Topics: Animals; Antioxidants; Ascorbic Acid; Benzidines; Biosensing Techniques; Cattle; Chromogenic Compounds; Colorimetry; Cysteine; Glutathione; Manganese Compounds; Melatonin; Nanostructures; Oxides; Serum; Uric Acid | 2017 |
Fabrication of graphene/titanium carbide nanorod arrays for chemical sensor application.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Graphite; Hydrochlorothiazide; Microscopy, Electron, Scanning; Microscopy, Electron, Transmission; Nanotubes; Organic Chemicals; Photoelectron Spectroscopy; Porosity; Spectrum Analysis, Raman; Surface Properties; Titanium; Uric Acid; X-Ray Diffraction | 2017 |
Surfactant-free synthesis of three-dimensional nitrogen-doped hierarchically porous carbon and its application as an electrode modification material for simultaneous sensing of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrodes; Nanostructures; Nitrogen; Reproducibility of Results; Surface-Active Agents; Uric Acid | 2017 |
Low-Molecular-Weight Hydrophilic and Lipophilic Antioxidants in Nonmelanoma Skin Carcinomas and Adjacent Normal-Looking Skin.
Topics: Adult; Aged; Aged, 80 and over; alpha-Tocopherol; Antioxidants; Ascorbic Acid; beta Carotene; Carcinoma, Basal Cell; Carcinoma, Squamous Cell; Female; Humans; Male; Middle Aged; Molecular Weight; Skin; Skin Neoplasms; Ubiquinone; Uric Acid | 2016 |
Evaluation of carbon nanotube fiber microelectrodes for neurotransmitter detection: Correlation of electrochemical performance and surface properties.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electric Conductivity; Electrochemical Techniques; Electrons; Microelectrodes; Nanotubes, Carbon; Neurotransmitter Agents; Oxygen; Polyethyleneimine; Serotonin; Sulfonic Acids; Surface Properties; Uric Acid | 2017 |
Mass spectrometry imaging shows major derangements in neurogranin and in purine metabolism in the triple-knockout 3×Tg Alzheimer mouse model.
Topics: Alzheimer Disease; Amyloid beta-Protein Precursor; Animals; Ascorbic Acid; Disease Models, Animal; Hippocampus; Male; Mice; Mice, Knockout; Mice, Transgenic; Neurogranin; Oxidative Stress; Purines; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Uric Acid | 2017 |
Surfactant exfoliated 2D hexagonal Boron Nitride (2D-hBN) explored as a potential electrochemical sensor for dopamine: surfactants significantly influence sensor capabilities.
Topics: Ascorbic Acid; Boron Compounds; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Surface-Active Agents; Uric Acid | 2017 |
Probe Sensor Using Nanostructured Multi-Walled Carbon Nanotube Yarn for Selective and Sensitive Detection of Dopamine.
Topics: Ascorbic Acid; Dopamine; Nanotubes, Carbon; Uric Acid | 2017 |
Tyrosinase-Based Biosensors for Selective Dopamine Detection.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrodes; Humans; Monophenol Monooxygenase; Uric Acid | 2017 |
Gold Electrodes Modified with Calix[4]arene for Electrochemical Determination of Dopamine in the Presence of Selected Neurotransmitters.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Gold; Neurotransmitter Agents; Uric Acid | 2017 |
Determination of ascorbic acid in serum samples by screen-printed carbon electrodes modified with gold nanoparticles.
Topics: Ascorbic Acid; Blood Chemical Analysis; Carbon; Dopamine; Electrochemistry; Electrodes; Gold; Humans; Metal Nanoparticles; Printing; Uric Acid | 2017 |
High performance electrochemical glucose sensor based on three-dimensional MoS
Topics: Ascorbic Acid; Biosensing Techniques; Disulfides; Dopamine; Electric Conductivity; Electrochemical Techniques; Electrodes; Enzymes, Immobilized; Glucose; Glucose Oxidase; Graphite; Hydroxides; Limit of Detection; Molybdenum; Nanostructures; Particle Size; Surface Properties; Uric Acid | 2017 |
A multidimensional design of charge transfer interfaces via D-A-D linking fashion for electrophysiological sensing of neurotransmitters.
Topics: Ascorbic Acid; Biosensing Techniques; Catalysis; Dopamine; Electrochemical Techniques; Humans; Limit of Detection; Neurotransmitter Agents; Nitrogen; Oxidation-Reduction; Phenothiazines; Polymers; Uric Acid | 2018 |
Associations between Specific Redox Biomarkers and Age in a Large European Cohort: The MARK-AGE Project.
Topics: Adult; alpha-Tocopherol; Antioxidants; Ascorbic Acid; Biomarkers; Carotenoids; Female; Glutathione; Humans; Lipid Peroxidation; Lycopene; Male; Malondialdehyde; Middle Aged; Oxidation-Reduction; Oxidative Stress; Tyrosine; Uric Acid | 2017 |
An improved amperometric creatinine biosensor based on nanoparticles of creatininase, creatinase and sarcosine oxidase.
Topics: Amidohydrolases; Ascorbic Acid; Biosensing Techniques; Creatinine; Dielectric Spectroscopy; Electrochemical Techniques; Electrodes; Enzymes, Immobilized; Gold; Humans; Limit of Detection; Metal Nanoparticles; Microscopy, Electron, Scanning; Sarcosine Oxidase; Ureohydrolases; Uric Acid | 2017 |
Neonatal rat age, sex and strain modify acute antioxidant response to ozone.
Topics: Aging; Air Pollutants; Animals; Animals, Newborn; Ascorbic Acid; Body Weight; Female; Glutathione; Lung; Male; Organ Size; Ozone; Rats, Inbred F344; Rats, Sprague-Dawley; Rats, Wistar; Sex Characteristics; Species Specificity; Uric Acid | 2017 |
Delphinidin immobilized on silver nanoparticles for the simultaneous determination of ascorbic acid, noradrenalin, uric acid, and tryptophan.
Topics: Anthocyanins; Ascorbic Acid; Metal Nanoparticles; Norepinephrine; Oxidation-Reduction; Silver; Tryptophan; Uric Acid | 2016 |
Biomarkers of oxidative stress and protein-protein interaction in chronic obstructive pulmonary disease.
Topics: Ascorbic Acid; Case-Control Studies; Female; Gene Expression Regulation, Enzymologic; Humans; Male; Malondialdehyde; Matrix Metalloproteinase 12; Middle Aged; Oxidative Stress; Protein Interaction Maps; Pulmonary Disease, Chronic Obstructive; Uric Acid | 2018 |
Specific Dopamine Sensing Based on Short-Term Plasticity Behavior of a Whole Organic Artificial Synapse.
Topics: Ascorbic Acid; Biomimetic Materials; Dimethylpolysiloxanes; Dopamine; Electrochemical Techniques; Electrodes; Limit of Detection; Polystyrenes; Sensitivity and Specificity; Synapses; Thiophenes; Uric Acid | 2017 |
Epigallocatechin Gallate-Modified Graphite Paste Electrode for Simultaneous Detection of Redox-Active Biomolecules.
Topics: Ascorbic Acid; Biosensing Techniques; Catechin; Electrochemical Techniques; Electrochemistry; Electrodes; Graphite; Oxidation-Reduction; Uric Acid | 2017 |
Defects regulating of graphene ink for electrochemical determination of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Glass; Graphite; Ink; Limit of Detection; Tablets; Uric Acid | 2018 |
Higher serum uric acid is associated with higher lumbar spine bone mineral density in male health-screening examinees: a cross-sectional study.
Topics: Alcoholism; Ascorbic Acid; Body Mass Index; Bone Density; C-Reactive Protein; Calcium; Cross-Sectional Studies; Diet; Exercise; Glomerular Filtration Rate; Humans; Insulin Resistance; Lumbar Vertebrae; Male; Mass Screening; Middle Aged; Smoking; Uric Acid | 2019 |
A Facile Hydrothermal Synthesis of Three Dimensional Flower-Like NiO-Thermally Reduced Graphene Oxide (trGO) Nanocomposite for Selective Determination of Dopamine in Presence of Uric Acid and Ascorbic Acid.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Nanocomposites; Oxides; Uric Acid | 2018 |
Sensitive, selective, disposable electrochemical dopamine sensor based on PEDOT-modified laser scribed graphene.
Topics: Ascorbic Acid; Biosensing Techniques; Bridged Bicyclo Compounds, Heterocyclic; Dopamine; Electrochemical Techniques; Electrodes; Equipment Design; Graphite; Lasers; Polymers; Uric Acid | 2018 |
The Dietary Fructose:Vitamin C Intake Ratio Is Associated with Hyperuricemia in African-American Adults.
Topics: Adult; Aged; Aged, 80 and over; Ascorbic Acid; Black or African American; Cross-Sectional Studies; Diet; Dietary Sugars; Energy Intake; Feeding Behavior; Female; Fructose; Humans; Hyperuricemia; Logistic Models; Male; Middle Aged; Mississippi; Nutritional Status; Odds Ratio; Risk Factors; Sex Factors; Uric Acid; Young Adult | 2018 |
Portable electrochemical sensor based on 4-aminobenzoic acid-functionalized herringbone carbon nanotubes for the determination of ascorbic acid and uric acid in human fluids.
Topics: 4-Aminobenzoic Acid; Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemistry; Humans; Limit of Detection; Nanotubes, Carbon; Polymers; Uric Acid | 2018 |
One-step selective screening of bioactive molecules in living cells using sulfur-doped microporous carbon.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Catalysis; Dopamine; Electrochemistry; Limit of Detection; Sulfur; Uric Acid | 2018 |
Electrospun γ-Fe
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Ferrous Compounds; Nanofibers; Particle Size; Surface Properties; Uric Acid | 2018 |
Genetically high plasma vitamin C and urate: a Mendelian randomization study in 106 147 individuals from the general population.
Topics: Adult; Aged; Aged, 80 and over; Ascorbic Acid; Female; Genetic Variation; Genotype; Humans; Hyperuricemia; Male; Mendelian Randomization Analysis; Middle Aged; Odds Ratio; Overnutrition; Risk Factors; Uric Acid; Young Adult | 2018 |
Nitrogen-Incorporated Ultrananocrystalline Diamond Electrodes for Dopamine Determination.
Topics: Ascorbic Acid; Diamond; Dopamine; Electrodes; Nitrogen; Uric Acid | 2018 |
Uric acid: a potent molecular contributor to pluripotent stem cell cardiac differentiation via mesoderm specification.
Topics: Ascorbic Acid; Cell Differentiation; Cell Lineage; Cell Proliferation; Epithelial-Mesenchymal Transition; Heart Defects, Congenital; Humans; Mesoderm; Myocytes, Cardiac; Pluripotent Stem Cells; Signal Transduction; Snail Family Transcription Factors; Ubiquitination; Uric Acid | 2019 |
Unmodified and multi-walled carbon nanotube modified tetrahedral amorphous carbon (ta-C) films as in vivo sensor materials for sensitive and selective detection of dopamine.
Topics: Animals; Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrodes; Mice; Nanotubes, Carbon; Uric Acid | 2018 |
Smartphone-based integrated voltammetry system for simultaneous detection of ascorbic acid, dopamine, and uric acid with graphene and gold nanoparticles modified screen-printed electrodes.
Topics: Ascorbic Acid; Biosensing Techniques; Blood Chemical Analysis; Dopamine; Electrochemical Techniques; Electrodes; Gold; Graphite; Humans; Metal Nanoparticles; Smartphone; Uric Acid; Urinalysis | 2018 |
Dietary factors are associated with serum uric acid trajectory differentially by race among urban adults.
Topics: Ascorbic Acid; Black or African American; Cross-Sectional Studies; Diet Surveys; Dietary Supplements; Female; Humans; Male; Middle Aged; Urban Population; Uric Acid; Vitamins; White People | 2018 |
Simultaneous Electrochemical Evaluation of Ascorbic Acid, Epinephrine and Uric Acid at Disposable Pencil Graphite Electrode: Highly Sensitive Determination in Pharmaceuticals and Biological Liquids by Differential Pulse Voltammetry.
Topics: Ascorbic Acid; Electrochemical Techniques; Electrodes; Epinephrine; Graphite; High-Throughput Screening Assays; Uric Acid | 2018 |
Photo-Electrochemical Sensing of Dopamine by a Novel Porous TiO₂ Array-Modified Screen-Printed Ti Electrode.
Topics: Ascorbic Acid; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Hydrogen-Ion Concentration; Microscopy, Electron, Scanning; Oxidation-Reduction; Porosity; Titanium; Uric Acid | 2018 |
Direct Observation of Oxidation Reaction via Closed Bipolar Electrode-Anodic Electrochemiluminescence Protocol: Structural Property and Sensing Applications.
Topics: Ascorbic Acid; Coordination Complexes; Dopamine; Electrochemical Techniques; Electrodes; Ferrocyanides; Limit of Detection; Luminescence; Luminescent Measurements; Oxidation-Reduction; Propylamines; Uric Acid | 2018 |
Hierarchical bi-continuous Pt decorated nanoporous Au-Sn alloy on carbon fiber paper for ascorbic acid, dopamine and uric acid simultaneous sensing.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon Fiber; Dopamine; Metal Nanoparticles; Nanopores; Platinum; Tin; Uric Acid | 2019 |
Oxidation of cystatin imparted by riboflavin generated free radicals: Spectral analysis.
Topics: Animals; Ascorbic Acid; Brain Chemistry; Buffaloes; Curcumin; Cystatins; Free Radical Scavengers; Free Radicals; Glucose; Kinetics; Light; Mannitol; Oxidation-Reduction; Photochemical Processes; Potassium Iodide; Quercetin; Riboflavin; Sodium Azide; Sodium Benzoate; Thiourea; Uric Acid | 2019 |
Renal toxicity of heavy metals (cadmium and mercury) and their amelioration with ascorbic acid in rabbits.
Topics: Administration, Oral; Alkaline Phosphatase; Animals; Antioxidants; Ascorbic Acid; Cadmium; Cadmium Chloride; Creatinine; Cystatin C; Environmental Pollutants; Kidney; Mercuric Chloride; Mercury; Protective Agents; Rabbits; Uric Acid | 2019 |
Universal method for direct bioconjugation of electrode surfaces by fast enzymatic polymerization.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Humans; Oxidation-Reduction; Polymerization; Tannins; Uric Acid | 2019 |
Circulating antioxidants and Alzheimer disease prevention: a Mendelian randomization study.
Topics: Aged; Aged, 80 and over; Alzheimer Disease; Antioxidants; Ascorbic Acid; beta Carotene; Case-Control Studies; Diet; Genetic Predisposition to Disease; Genome-Wide Association Study; Genotype; Humans; Mendelian Randomization Analysis; Polymorphism, Single Nucleotide; Uric Acid; Vitamin A | 2019 |
Hierarchical porous carbon derived from waste amla for the simultaneous electrochemical sensing of multiple biomolecules.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrochemical Techniques; Fruit; Nitrites; Particle Size; Phyllanthus emblica; Porosity; Surface Properties; Temperature; Uric Acid | 2019 |
Multiwalled carbon nanotube-based nanosensor for ultrasensitive detection of uric acid, dopamine, and ascorbic acid.
Topics: Alloys; Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Nanoparticles; Nanotubes, Carbon; Nickel; Uric Acid; Zinc | 2019 |
A novel electrochemical sensor based on carbon nanotubes array for selective detection of dopamine or uric acid.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Humans; Indoles; Limit of Detection; Nanotubes, Carbon; Oxidation-Reduction; Uric Acid | 2019 |
A Novel Enzyme-Free Biosensor Based on Porous Core-Shell Metal Organic Frame Nanocomposites Modified Electrode for Highly Sensitive Detection of Uric Acid and Dopamine.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrodes; Humans; Metals; Nanocomposites; Uric Acid | 2019 |
The facile and simple synthesis of poly(3,4ethylenedioxythiophene) anchored reduced graphene oxide nanocomposite for biochemical analysis.
Topics: Ascorbic Acid; Bridged Bicyclo Compounds, Heterocyclic; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Limit of Detection; Nanocomposites; Oxidation-Reduction; Polymers; Reproducibility of Results; Uric Acid | 2019 |
High sensitive determination of dopamine through catalytic oxidation and preconcentration over gold-multiwall carbon nanotubes composite modified electrode.
Topics: Ascorbic Acid; Catalysis; Dopamine; Electrochemical Techniques; Electrodes; Gold; Humans; Limit of Detection; Metal Nanoparticles; Nanotubes, Carbon; Oxidation-Reduction; Uric Acid | 2019 |
Simultaneous Voltammetric Determination of Acetaminophen, Ascorbic Acid and Uric Acid by Use of Integrated Array of Screen-Printed Electrodes and Chemometric Tools.
Topics: Acetaminophen; Ascorbic Acid; Biosensing Techniques; Copper; Electrochemical Techniques; Electrodes; Electronic Nose; Ferrocyanides; Graphite; Humans; Indoles; Organometallic Compounds; Uric Acid | 2019 |
Composites of Bimetallic Platinum-Cobalt Alloy Nanoparticles and Reduced Graphene Oxide for Electrochemical Determination of Ascorbic Acid, Dopamine, and Uric Acid.
Topics: Alloys; Ascorbic Acid; Cobalt; Dopamine; Electrochemical Techniques; Graphite; Oxidation-Reduction; Platinum; Uric Acid | 2019 |
Ultrafine Fe
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Carbon Compounds, Inorganic; Dopamine; Electrochemical Techniques; Electrodes; Humans; Iron Compounds; Nanoparticles; Particle Size; Surface Properties; Uric Acid; Xanthine | 2019 |
A flexible carbon nanotube-modified poly(styrene-butadiene)-based dopamine sensor.
Topics: Ascorbic Acid; Biosensing Techniques; Butadienes; Dopamine; Electrochemical Techniques; Humans; Hydrogen-Ion Concentration; Nanotubes, Carbon; Polystyrenes; Uric Acid | 2020 |
Green and facile microwave solvent-free synthesis of CeO
Topics: Acetaminophen; Ascorbic Acid; Cerium; Dopamine; Electrochemistry; Electrodes; Green Chemistry Technology; Hydrogen-Ion Concentration; Limit of Detection; Microwaves; Nanoparticles; Nanotechnology; Nanotubes, Carbon; Surface Properties; Time Factors; Uric Acid | 2020 |
Simultaneous determination of cholesterol, ascorbic acid and uric acid as three essential biological compounds at a carbon paste electrode modified with copper oxide decorated reduced graphene oxide nanocomposite and ionic liquid.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Cholesterol; Copper; Electrochemistry; Electrodes; Graphite; Ionic Liquids; Limit of Detection; Nanocomposites; Oxidation-Reduction; Uric Acid | 2020 |
Nitrogen-doped carbon frameworks decorated with palladium nanoparticles for simultaneous electrochemical voltammetric determination of uric acid and dopamine in the presence of ascorbic acid.
Topics: Ascorbic Acid; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Humans; Limit of Detection; Metal Nanoparticles; Nanocomposites; Nitrogen; Palladium; Reproducibility of Results; Uric Acid | 2019 |
Sensitive and non-invasive cholesterol determination in saliva via optimization of enzyme loading and platinum nano-cluster composition.
Topics: Ascorbic Acid; Biosensing Techniques; Cholesterol; Cholesterol Oxidase; Electrochemical Techniques; Enzymes, Immobilized; Glucose; Humans; Hyperlipidemias; Limit of Detection; Nanostructures; Platinum; Saliva; Uric Acid | 2020 |
Electrodeposited poly(3,4-ethylenedioxythiophene) doped with graphene oxide for the simultaneous voltammetric determination of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Bridged Bicyclo Compounds, Heterocyclic; Dopamine; Electrochemical Techniques; Electrodes; Electroplating; Ferrocyanides; Graphite; Oxidation-Reduction; Polymers; Uric Acid | 2020 |
Voltammetry at Hexamethyl-P-Terphenyl Poly(Benzimidazolium) (HMT-PMBI)-Coated Glassy Carbon Electrodes: Charge Transport Properties and Detection of Uric and Ascorbic Acid.
Topics: Ascorbic Acid; Benzimidazoles; Carbon; Electrochemistry; Electrodes; Glass; Oxidation-Reduction; Tablets; Uric Acid | 2020 |
Voltammetric detection of vitamin B1 (thiamine) in neutral solution at a glassy carbon electrode via in situ pH modulation.
Topics: Ascorbic Acid; Carbon; Electrochemistry; Electrodes; Hydrogen-Ion Concentration; Oryza; Thiamine; Uric Acid | 2020 |
Electrostatic repulsion strategy for high-sensitive and selective determination of dopamine in the presence of uric acid and ascorbic acid.
Topics: Ascorbic Acid; Dopamine; Electrodes; Graphite; Hydrogen-Ion Concentration; Particle Size; Polystyrenes; Static Electricity; Surface Properties; Uric Acid | 2020 |
Electrochemical sensor based on an electrode modified with porous graphitic carbon nitride nanosheets (C
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Limit of Detection; Nanostructures; Nitrogen Compounds; Reproducibility of Results; Uric Acid | 2020 |
Electrochemical dopamine sensor based on superionic conducting potassium ferrite.
Topics: Animals; Ascorbic Acid; Biosensing Techniques; Carbon; Cattle; Dopamine; Electric Conductivity; Electrochemical Techniques; Electrodes; Ferric Compounds; Glucose; Limit of Detection; Oxidation-Reduction; Potassium; Reproducibility of Results; Serum Albumin, Bovine; Surface Properties; Uric Acid | 2020 |
Real-Time Electrochemical Detection of Uric Acid, Dopamine and Ascorbic Acid by Heme Directly Modified Carbon Electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Heme; Oxidation-Reduction; Uric Acid | 2020 |
Nanocomposite based on Poly (para-phenylene)/Chemical Reduced Graphene Oxide as a Platform for Simultaneous Detection of Ascorbic Acid, Dopamine and Uric Acid.
Topics: Ascorbic Acid; Biosensing Techniques; Cycloparaffins; Dopamine; Electrochemical Techniques; Electrodes; Ferrous Compounds; Graphite; Humans; Macrocyclic Compounds; Metallocenes; Nanocomposites; Oxidation-Reduction; Reproducibility of Results; Uric Acid | 2020 |
Employing Conductive Metal-Organic Frameworks for Voltammetric Detection of Neurochemicals.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electric Conductivity; Electrochemical Techniques; Electrodes; Metal-Organic Frameworks; Particle Size; Serotonin; Surface Properties; Uric Acid | 2020 |
Self-assembled gold decorated polydopamine nanospheres as electrochemical sensor for simultaneous determination of ascorbic acid, dopamine, uric acid and tryptophan.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Gold; Indoles; Nanospheres; Polymers; Tryptophan; Uric Acid | 2020 |
Colorimetric sensor array for accurate detection and identification of antioxidants based on metal ions as sensor receptors.
Topics: Antioxidants; Ascorbic Acid; Benzidines; Biosensing Techniques; Colorimetry; Cysteine; Dopamine; Glutathione; Glycine; Ions; Metals, Heavy; Particle Size; Surface Properties; Tannins; Thioctic Acid; Uric Acid | 2020 |
Derivative UV/Vis spectroelectrochemistry in a thin-layer regime: deconvolution and simultaneous quantification of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Humans; Limit of Detection; Spectrophotometry, Ultraviolet; Uric Acid | 2020 |
The Antioxidants Glutathione, Ascorbic Acid and Uric Acid Maintain Butyrate Production by Human Gut Clostridia in The Presence of Oxygen In Vitro.
Topics: Aerobiosis; Anaerobiosis; Antioxidants; Ascorbic Acid; Butyrates; Chromatography, Liquid; Clostridiales; Clostridium; Gas Chromatography-Mass Spectrometry; Gastrointestinal Microbiome; Glutathione; Humans; Metabolomics; Oxidative Stress; Oxygen; Uric Acid | 2020 |
Sensor based on redox conjugated poly(para-phenylene) for the simultaneous detection of dopamine, ascorbic acid, and uric acid in human serum sample.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Ferrous Compounds; Humans; Limit of Detection; Metallocenes; Oxidation-Reduction; Polymers; Uric Acid | 2020 |
Smartphone-Based Electrochemical Potentiostat Detection System Using PEDOT: PSS/Chitosan/Graphene Modified Screen-Printed Electrodes for Dopamine Detection.
Topics: Ascorbic Acid; Bridged Bicyclo Compounds, Heterocyclic; Chitosan; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Mobile Applications; Polymers; Smartphone; Uric Acid | 2020 |
Enhancement of fast scan cyclic voltammetry detection of dopamine with tryptophan-modified electrodes.
Topics: Ascorbic Acid; Biosensing Techniques; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Kinetics; Tryptophan; Uric Acid | 2020 |
Simultaneous determination of ascorbic acid, uric acid and dopamine using silver nanoparticles and copper monoamino-phthalocyanine functionalised acrylate polymer.
Topics: Acrylates; Ascorbic Acid; Copper; Dopamine; Electrochemistry; Indoles; Metal Nanoparticles; Organometallic Compounds; Polymers; Silver; Uric Acid | 2020 |
Gallic acid exerts anti-inflammatory, anti-oxidative stress, and nephroprotective effects against paraquat-induced renal injury in male rats.
Topics: Alanine Transaminase; Animals; Anti-Inflammatory Agents; Antioxidants; Ascorbic Acid; Aspartate Aminotransferases; Catalase; Gallic Acid; Herbicides; Interleukin-1beta; Kidney; Kidney Diseases; Male; Malondialdehyde; Paraquat; Protein Carbonylation; Rats, Wistar; Superoxide Dismutase; Uric Acid | 2021 |
Simultaneous and sensitive determination of ascorbic acid, dopamine and uric acid via an electrochemical sensor based on PVP-graphene composite.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Graphite; Humans; Limit of Detection; Linear Models; Povidone; Reproducibility of Results; Uric Acid | 2020 |
N-Doped Reduced Graphene Oxide/Gold Nanoparticles Composite as an Improved Sensing Platform for Simultaneous Detection of Dopamine, Ascorbic Acid, and Uric Acid.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Gold; Graphite; Metal Nanoparticles; Uric Acid | 2020 |
Protective Potential of Uric Acid, Folic Acid, Glutathione and Ascorbic Acid Against the Formation of Toxic Met-Myoglobin.
Topics: Ascorbic Acid; Folic Acid; Glutathione; Humans; Myoglobin; Uric Acid | 2021 |
Fabrication of low-cost sustainable electrocatalyst: a diagnostic tool for multifunctional disorders in human fluids.
Topics: Ascorbic Acid; Biosensing Techniques; Caffeine; Carbon; Catalysis; Electrochemical Techniques; Electrodes; Female; Humans; Hypoxanthine; Male; Uric Acid; Xanthine | 2020 |
A Multifunctional Electrochemical Sensor for the Simultaneous Detection of Ascorbic Acid, Dopamine, Uric Acid, and Nitrite.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electrodes; Humans; Nitrites; Uric Acid | 2021 |
Three-dimensional nitrogen-doped graphene-based metal-free electrochemical sensors for simultaneous determination of ascorbic acid, dopamine, uric acid, and acetaminophen.
Topics: Acetaminophen; Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Nitrogen; Uric Acid | 2021 |
Holey nitrogen-doped graphene aerogel for simultaneously electrochemical determination of ascorbic acid, dopamine and uric acid.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Hydrogen Peroxide; Nitrogen; Uric Acid | 2021 |
Potentiometric Biosensing of Ascorbic Acid, Uric Acid, and Cysteine in Microliter Volumes Using Miniaturized Nanoporous Gold Electrodes.
Topics: Ascorbic Acid; Biosensing Techniques; Cysteine; Electrochemical Techniques; Electrodes; Gold; Nanopores; Porosity; Uric Acid | 2020 |
Novel LC-MS-TOF method to detect and quantify ascorbic and uric acid simultaneously in different biological matrices.
Topics: Adolescent; Adult; Ascorbic Acid; Breath Tests; Chromatography, High Pressure Liquid; Female; Humans; Linear Models; Male; Mass Spectrometry; Reproducibility of Results; Sensitivity and Specificity; Uric Acid; Young Adult | 2021 |
Single-Atom Ruthenium Biomimetic Enzyme for Simultaneous Electrochemical Detection of Dopamine and Uric Acid.
Topics: Ascorbic Acid; Biomimetics; Dopamine; Electrochemical Techniques; Electrodes; Ruthenium; Uric Acid | 2021 |
One-dimensional nitrogen doped porous carbon nano-array arranged by carbon nanotubes for electrochemical sensing ascorbic acid, dopamine and uric acid simultaneously.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Limit of Detection; Nanotubes, Carbon; Nitrogen; Porosity; Uric Acid | 2021 |
The effect of trehalose, antioxidants, and acetate buffer concentration on oxytocin stability.
Topics: Acetates; Antioxidants; Ascorbic Acid; Oxytocin; Protein Stability; Solutions; Toluene; Trehalose; Uric Acid | 2021 |
Unveiling the Fundamental Mechanisms of Graphene Oxide Selectivity on the Ascorbic Acid, Dopamine, and Uric Acid by Density Functional Theory Calculations and Charge Population Analysis.
Topics: Ascorbic Acid; Biosensing Techniques; Density Functional Theory; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Uric Acid | 2021 |
Lithium cobalt phosphate electrode for the simultaneous determination of ascorbic acid, dopamine, and serum uric acid by differential pulse voltammetry.
Topics: Ascorbic Acid; Carbon; Cobalt; Dopamine; Electrochemical Techniques; Electrodes; Humans; Limit of Detection; Lithium; Oxidation-Reduction; Phosphates; Reproducibility of Results; Uric Acid | 2021 |
Molecular Mechanisms on the Selectivity Enhancement of Ascorbic Acid, Dopamine, and Uric Acid by Serine Oligomers Decoration on Graphene Oxide: A Molecular Dynamics Study.
Topics: Adsorption; Ascorbic Acid; Dopamine; Graphite; Hydrogen Bonding; Molecular Dynamics Simulation; Serine; Uric Acid | 2021 |
The miscibility and solubility of uric acid and vitamin C in the solution phase and their structural alignment in the solid-liquid interface.
Topics: Ascorbic Acid; Dimerization; Hydrogen Bonding; Molecular Dynamics Simulation; Phase Transition; Solubility; Solutions; Structure-Activity Relationship; Surface Properties; Uric Acid | 2021 |
Simultaneous electrochemical detection of guanine and adenine using reduced graphene oxide decorated with AuPt nanoclusters.
Topics: Adenine; Alloys; Animals; Ascorbic Acid; Biosensing Techniques; DNA; Dopamine; Electrochemical Techniques; Electrodes; Gold; Graphite; Guanine; Limit of Detection; Male; Metal Nanoparticles; Nanocomposites; Oxidation-Reduction; Platinum; Salmon; Spermatozoa; Uric Acid | 2021 |
Single-Drop Analysis of Epinephrine and Uric Acid on a Screen-Printed Carbon Electrode.
Topics: Ascorbic Acid; Biosensing Techniques; Catalysis; Electrochemical Techniques; Electrochemistry; Electrodes; Epinephrine; Humans; Nanotubes, Carbon; Uric Acid | 2021 |
A selective sensing platform for the simultaneous detection of ascorbic acid, dopamine, and uric acid based on AuNPs/carboxylated COFs/Poly(fuchsin basic) film.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Gold; Humans; Metal Nanoparticles; Rosaniline Dyes; Uric Acid | 2021 |
An Analytical Method Based on Electrochemical Sensor for the Assessment of Insect Infestation in Flour.
Topics: Animals; Ascorbic Acid; Bridged Bicyclo Compounds, Heterocyclic; Dopamine; Electrochemical Techniques; Electrodes; Flour; Food Analysis; Graphite; Insecta; Limit of Detection; Oxidation-Reduction; Polymers; Uric Acid | 2021 |
Rosaniline Hydrochloride Encapsulated MCM-48: Fluorescent and Electrochemical Sensor for Dopamine.
Topics: Ascorbic Acid; Biosensing Techniques; Cholesterol; Dopamine; Electrochemical Techniques; Fluorescent Dyes; Limit of Detection; Rosaniline Dyes; Uric Acid | 2022 |
Electrochemical detection of dopamine with negligible interference from ascorbic and uric acid by means of reduced graphene oxide and metals-NPs based electrodes.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Gold; Graphite; Humans; Metal Nanoparticles; Platinum; Uric Acid | 2021 |
Inherent Surface Activation of Laser-Scribed Graphene Decorated with Au and Ag Nanoparticles: Simultaneous Electrochemical Behavior toward Uric Acid and Dopamine.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Lasers; Metal Nanoparticles; Silver; Uric Acid | 2021 |
Nano-ZnS decorated hierarchically porous carbon electrocatalyst with multiple enzyme-like activities as a nanozyme sensing platform for simultaneous detection of dopamine, uric acid, guanine, and adenine.
Topics: Adenine; Ascorbic Acid; Carbon; Dopamine; Electrochemical Techniques; Guanine; Humans; Porosity; Uric Acid | 2021 |
Novel lanthanum vanadate-based nanocomposite for simultaneously electrochemical detection of dopamine and uric acid in fetal bovine serum.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Lanthanum; Limit of Detection; Nanocomposites; Nanotubes, Carbon; Serum Albumin, Bovine; Spectroscopy, Fourier Transform Infrared; Uric Acid; Vanadates | 2022 |
Superhydrophilic edge-rich graphene for the simultaneous and disposable sensing of dopamine, ascorbic acid, and uric acid.
Topics: Ascorbic Acid; Dopamine; Graphite; Reproducibility of Results; Uric Acid | 2022 |
Electrochemical Microfluidic Multiplexed Bioanalysis by a Highly Active Bottlebrush-like Nanocarbon Microelectrode.
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Microelectrodes; Microfluidics; Uric Acid | 2022 |
Synchronous electrochemical detection of dopamine and uric acid by a PMo
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Limit of Detection; Nanocomposites; Povidone; Uric Acid | 2022 |
Fabrication of NiFeB flexible electrode
Topics: Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Uric Acid | 2022 |
Fundamental mechanisms of hexagonal boron nitride sensing of dopamine, tryptophan, ascorbic acid, and uric acid by first-principles study.
Topics: Ascorbic Acid; Boron Compounds; Dopamine; Electrochemical Techniques; Electrodes; Tryptophan; Uric Acid | 2022 |
Electrochemical detection of triamterene in human urine using boron-doped diamond electrodes.
Topics: Ascorbic Acid; Biosensing Techniques; Boron; Diuretics; Electrodes; Humans; Indicators and Reagents; Phosphates; Triamterene; Uric Acid | 2022 |
Ultrathin Graphdiyne/Graphene Heterostructure as a Robust Electrochemical Sensing Platform.
Topics: Alkynes; Ascorbic Acid; Cadmium; Environmental Pollutants; Graphite; Hemin; Ions; Lead; Nitrobenzenes; Reproducibility of Results; Uric Acid | 2022 |
Investigation on the surface morphologies of reduced graphene oxide coating on the interfacial characteristics and electro-catalytic capacity of enzymatic glucose sensors.
Topics: Ascorbic Acid; Biosensing Techniques; Electrochemical Techniques; Electrodes; Glucose; Glucose Oxidase; Graphite; Phenylalanine; Sodium Chloride; Urea; Uric Acid | 2022 |
Brushite nanoparticles based electrochemical sensor for detection of uric acid, xanthine, hypoxanthine and caffeine.
Topics: Ascorbic Acid; Caffeine; Electrochemical Techniques; Electrodes; Humans; Hypoxanthine; Nanoparticles; Uric Acid; Xanthine | 2022 |
Reactive argon-plasma activation of screen-printed carbon electrodes for highly selective dopamine determination.
Topics: Argon; Ascorbic Acid; Carbon; Dopamine; Electrodes; Humans; Reproducibility of Results; Uric Acid | 2022 |
Disposable Miniaturized Electrochemical Sensing Platform With Laser-Induced Reduced Graphene Oxide Electrodes for Multiplexed Biochemical Analysis.
Topics: Ascorbic Acid; Biomarkers; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Lasers; Uric Acid | 2023 |
Enzymatic determination of hypoxanthine in fish samples as a freshness indicator using the CUPRAC colorimetric sensor.
Topics: Animals; Antioxidants; Ascorbic Acid; Colorimetry; Humans; Hydrogen Peroxide; Hypoxanthine; Uric Acid | 2023 |
Selective non-enzymatic uric acid sensing in the presence of dopamine: electropolymerized poly-pyrrole modified with a reduced graphene oxide/PEDOT:PSS composite.
Topics: Ascorbic Acid; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Limit of Detection; Pyrroles; Reproducibility of Results; Uric Acid | 2022 |
Single-atom nanozymes Co-N-C as an electrochemical sensor for detection of bioactive molecules.
Topics: Ascorbic Acid; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Hydrogen Peroxide; Limit of Detection; Uric Acid | 2023 |
Conductive Metal-Organic Framework Microelectrodes Regulated by Conjugated Molecular Wires for Monitoring of Dopamine in the Mouse Brain.
Topics: Animals; Ascorbic Acid; Dopamine; Electrochemical Techniques; Electrodes; Metal-Organic Frameworks; Mice; Microelectrodes; Oxidation-Reduction; Uric Acid | 2023 |
Modulating the Geometry of the Carbon Nanofiber Electrodes Provides Control over Dopamine Sensor Performance.
Topics: Ascorbic Acid; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Nanofibers; Oxidation-Reduction; Uric Acid | 2023 |
Dual-template molecularly surface imprinted polymer on fluorescent metal-organic frameworks functionalized with carbon dots for ascorbic acid and uric acid detection.
Topics: Ascorbic Acid; Carbon; Fluorescent Dyes; Humans; Limit of Detection; Metal-Organic Frameworks; Molecular Imprinting; Polymers; Quantum Dots; Spectrometry, Fluorescence; Uric Acid | 2023 |
A Carbon Paste Electrode Modified by Bentonite and l-Cysteine for Simultaneous Determination of Ascorbic and Uric Acids: Application in Biological Fluids.
Topics: Ascorbic Acid; Bentonite; Carbon; Cysteine; Electrodes; Uric Acid | 2023 |
Vitamin C transporter SVCT1 serves a physiological role as a urate importer: functional analyses and in vivo investigations.
Topics: Amino Acid Sequence; Animals; Ascorbic Acid; Biological Transport; Humans; Mammals; Mice; Organic Anion Transporters; Sodium-Coupled Vitamin C Transporters; Uric Acid | 2023 |
Cross-Linkable Polymer-Based Multi-layers for Protecting Electrochemical Glucose Biosensors against Uric Acid, Ascorbic Acid, and Biofouling Interferences.
Topics: Ascorbic Acid; Biofouling; Biosensing Techniques; Blood Glucose; Blood Glucose Self-Monitoring; Glucose; Polymers; Uric Acid | 2023 |
Screen printing and laser-induced flexible sensors for the simultaneous sensitive detection of uric acid, tyrosine, and ascorbic acid in sweat.
Topics: Animals; Ascorbic Acid; Cattle; Humans; Sweat; Tyrosine; Uric Acid; Wearable Electronic Devices | 2023 |
Ultralight 3D Graphene Oxide Aerogel Decorated with Pd-Fe Nanoparticles for the Simultaneous Detection of Eight Biomolecules.
Topics: Ascorbic Acid; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Graphite; Humans; Male; Nanoparticles; Oxidation-Reduction; Reproducibility of Results; Semen; Uric Acid | 2023 |
A Novel Polyurethane-Based Polyion Complex Material with Tunable Selectivity against Interferents for Selective Dopamine Determination.
Topics: Ascorbic Acid; Biosensing Techniques; Dopamine; Electrochemical Techniques; Electrodes; Polyurethanes; Uric Acid | 2023 |
SVCT2/SLC23A2 is a sodium-dependent urate transporter: functional properties and practical application.
Topics: Animals; Ascorbic Acid; Humans; Mice; Organic Anion Transporters, Sodium-Dependent; Sodium-Coupled Vitamin C Transporters; Uric Acid | 2023 |
Porous carbon nanosheets derived from two-dimensional Fe-MOF for simultaneous voltammetric sensing of dopamine and uric acid.
Topics: Ascorbic Acid; Carbon; Dopamine; Electrochemical Techniques; Electrodes; Humans; Porosity; Uric Acid | 2023 |
Associations between vitamin C intake and serum uric acid in US adults: Findings from National Health and Nutrition Examination Survey 2011-2016.
Topics: Adult; Ascorbic Acid; Cross-Sectional Studies; Female; Humans; Hyperuricemia; Male; Nutrition Surveys; Risk Factors; United States; Uric Acid; Vitamins | 2023 |